🕷️ Crawler Inspector

URL Lookup

Direct Parameter Lookup

Raw Queries and Responses

1. Shard Calculation

Query:

Response:

Calculated Shard: 2 (from laksa089)

2. Crawled Status Check

Query:

curl -X POST \
  'http://laksa002.int.ahrefs:8124/' \
  -H 'Content-Type: text/plain' \
  -H 'X-ClickHouse-Database: crawler3' \
  -H 'Authorization: Basic YXBpOg==' \
  -d 'SELECT getAhrefsURLFromUnparsed(src_unparsed) AS found_url, ifNull(toUnixTimestamp(download_stamp), 0) AS crawl_time, ifNull(toUnixTimestamp(props_url_first_seen), 0) AS first_indexed_time, download_http_code AS http_code, src_unparsed AS src_unparsed, src_root_hash AS src_root_hash, history_drop_reason AS history_drop_reason, meta_title AS meta_title, meta_descriptions AS meta_descriptions, attrs_boilerpipe_text AS attrs_boilerpipe_text, attrs_markdown AS attrs_markdown, attrs_readable_markdown AS attrs_readable_markdown, meta_canonical AS meta_canonical FROM crawler3.page_info_local FINAL PREWHERE (src_root_hash, src_unparsed) IN ((getAhrefsRootHashFromUnparsed(getAhrefsUnparsedNoserviceFromURL(\'https://www.symbolab.com/popular-trigonometry/trigonometry-511\')), getAhrefsUnparsedNoserviceFromURL(\'https://www.symbolab.com/popular-trigonometry/trigonometry-511\'))) FORMAT JSONEachRow'

Response:

{"found_url":"https:\/\/www.symbolab.com\/popular-trigonometry\/trigonometry-511","crawl_time":1769250517,"first_indexed_time":1636207150,"http_code":200,"src_unparsed":"com,symbolab!www,\/popular-trigonometry\/trigonometry-511 s443","src_root_hash":"1977249391401099202","history_drop_reason":null,"meta_title":"sin(2pi)","meta_descriptions":["Detailed step by step solution for sin(2pi)"],"attrs_boilerpipe_text":"Solution\nSolution\nSolution steps\nRewrite\nas\nApply the periodicity of\n:\nUse the following trivial identity:\nperiodicity table with\ncycle:\nPopular Examples\ncos(2x)=(sqrt(3))\/2\nsin(270)\n-csc^2(pi\/4)\ncot(90)\ncos(θ)= 4\/5\nFrequently Asked Questions (FAQ)\nWhat is the value of sin(2pi) ?\nThe value of sin(2pi) is 0","attrs_markdown":"[Solutions](https:\/\/www.symbolab.com\/solver)\n\n[Integral Calculator](https:\/\/www.symbolab.com\/solver\/integral-calculator)[Derivative Calculator](https:\/\/www.symbolab.com\/solver\/derivative-calculator)[Algebra Calculator](https:\/\/www.symbolab.com\/solver\/algebra-calculator)[Matrix Calculator](https:\/\/www.symbolab.com\/solver\/matrix-calculator)[More...](https:\/\/www.symbolab.com\/solver)\n\n[Graphing](https:\/\/www.symbolab.com\/graphing-calculator)\n\n[Line Graph Calculator](https:\/\/www.symbolab.com\/graphing-calculator\/line)[Exponential Graph Calculator](https:\/\/www.symbolab.com\/graphing-calculator\/exponential-graph)[Quadratic Graph Calculator](https:\/\/www.symbolab.com\/graphing-calculator\/quadratic-graph)[Sin graph Calculator](https:\/\/www.symbolab.com\/graphing-calculator\/graph-of-sin)[More...](https:\/\/www.symbolab.com\/graphing-calculator)\n\n[Calculators](https:\/\/www.symbolab.com\/calculators)\n\n[BMI Calculator](https:\/\/www.symbolab.com\/calculator\/fitness\/bmi)[Compound Interest Calculator](https:\/\/www.symbolab.com\/calculator\/finance\/compound_interest_rate)[Percentage Calculator](https:\/\/www.symbolab.com\/calculator\/math\/percentage)[Acceleration Calculator](https:\/\/www.symbolab.com\/calculator\/physics\/acceleration)[More...](https:\/\/www.symbolab.com\/calculators)\n\n[Geometry](https:\/\/www.symbolab.com\/geometry-calculator)\n\n[Pythagorean Theorem Calculator](https:\/\/www.symbolab.com\/geometry-calculator\/pythagorean-theorem-calculator)[Circle Area Calculator](https:\/\/www.symbolab.com\/geometry-calculator\/circle-area-diameter-calculator)[Isosceles Triangle Calculator](https:\/\/www.symbolab.com\/geometry-calculator\/isosceles-triangle-prove-angles-calculator)[Triangles Calculator](https:\/\/www.symbolab.com\/geometry-calculator\/triangle-perimeter-calculator)[More...](https:\/\/www.symbolab.com\/geometry-calculator)\n\n[AI Chat](https:\/\/www.symbolab.com\/ai-chat)\n\n[Tools](https:\/\/www.symbolab.com\/popular-trigonometry\/trigonometry-511)\n\n[Notebook](https:\/\/www.symbolab.com\/notebook)\n\n[Groups](https:\/\/www.symbolab.com\/groups)\n\n[Cheat Sheets](https:\/\/www.symbolab.com\/cheat-sheets)\n\n[Worksheets](https:\/\/www.symbolab.com\/worksheets\/Pre-Algebra)\n\n[Practice](https:\/\/www.symbolab.com\/practice)\n\n[Verify](https:\/\/www.symbolab.com\/verify)\n\nen\n\nEnglish\n\nEspañol\n\nPortuguês\n\nFrançais\n\nDeutsch\n\nItaliano\n\nРусский\n\n中文(简体)\n\n한국어\n\n日本語\n\nTiếng Việt\n\nעברית\n\nالعربية\n\nUpgrade\n\n[Popular Trigonometry](https:\/\/www.symbolab.com\/popular-trigonometry) \\>\n\n# sin(2pi)\n\n- [Pre Algebra](https:\/\/www.symbolab.com\/solver\/pre-algebra-calculator)\n- [Algebra](https:\/\/www.symbolab.com\/solver\/algebra-calculator)\n- [Pre Calculus](https:\/\/www.symbolab.com\/solver\/pre-calculus-calculator)\n- [Calculus](https:\/\/www.symbolab.com\/solver\/calculus-calculator)\n- [Functions](https:\/\/www.symbolab.com\/solver\/functions-line-calculator)\n- [Linear Algebra](https:\/\/www.symbolab.com\/solver\/linear-algebra-calculator)\n- [Trigonometry](https:\/\/www.symbolab.com\/solver\/trigonometry-calculator)\n- [Statistics](https:\/\/www.symbolab.com\/solver\/statistics-calculator)\n- [Physics](https:\/\/www.symbolab.com\/solver\/physics-calculator)\n- [Chemistry](https:\/\/www.symbolab.com\/solver\/chemistry-calculator)\n- [Finance](https:\/\/www.symbolab.com\/solver\/finance-calculator)\n- [Economics](https:\/\/www.symbolab.com\/solver\/economics-calculator)\n- [Conversions](https:\/\/www.symbolab.com\/solver\/conversion-calculator)\n\n## Solution\nsin(2π)\n\n## Solution\n0\n\nHide Steps\n\nSolution steps\n\nsin(2π)\n\nsin(2π)\\=sin(0)\n\nsin(2π)\n\nRewrite 2π as 2π\\+0\\=sin(2π\\+0)\n\nApply the periodicity of sin: sin(x\\+2π)\\=sin(x)sin(2π\\+0)\\=sin(0)\\=sin(0)\n\n\\=sin(0)\n\nUse the following trivial identity:sin(0)\\=0\n\nsin(0)\n\nsin(x) periodicity table with 2πn cycle:\n\nx06π4π3π2π32π43π65π\n\nsin(x)021\n\n2\n\n2\n\n\n\n\n\n2\n\n3\n\n\n\n\n\n1\n\n2\n\n3\n\n\n\n\n\n2\n\n2\n\n\n\n\n\n21\n\n\n\nxπ67π45π34π23π35π47π611π\n\nsin(x)0−21\n\n−\n\n2\n\n2\n\n\n\n\n\n−\n\n2\n\n3\n\n\n\n\n\n−1\n\n−\n\n2\n\n3\n\n\n\n\n\n−\n\n2\n\n2\n\n\n\n\n\n−21\n\n\n\n\n\n\\=0\n\n\\=0\n\nEnter your problem\n\n## Popular Examples\n[cos(2x)=(sqrt(3))\/2](https:\/\/www.symbolab.com\/popular-trigonometry\/trigonometry-512)\n\n[cos(2x)= 2 3  ](https:\/\/www.symbolab.com\/popular-trigonometry\/trigonometry-512)\n\n[sin(270)](https:\/\/www.symbolab.com\/popular-trigonometry\/trigonometry-514)[sin(270∘)](https:\/\/www.symbolab.com\/popular-trigonometry\/trigonometry-514)[\\-csc^2(pi\/4)](https:\/\/www.symbolab.com\/popular-trigonometry\/trigonometry-515)[−csc2(4π)](https:\/\/www.symbolab.com\/popular-trigonometry\/trigonometry-515)[cot(90)](https:\/\/www.symbolab.com\/popular-trigonometry\/trigonometry-516)[cot(90∘)](https:\/\/www.symbolab.com\/popular-trigonometry\/trigonometry-516)[cos(θ)= 4\/5](https:\/\/www.symbolab.com\/popular-trigonometry\/trigonometry-517)[cos(θ)\\=54](https:\/\/www.symbolab.com\/popular-trigonometry\/trigonometry-517)\n\n## Frequently Asked Questions (FAQ)\n- ### What is the value of sin(2pi) ?\n  The value of sin(2pi) is 0\n\nStudy Tools[AI Math Solver](https:\/\/www.symbolab.com\/)[AI Chat](https:\/\/www.symbolab.com\/ai-chat)[Popular Problems](https:\/\/www.symbolab.com\/popular-algebra)[Worksheets](https:\/\/www.symbolab.com\/worksheets\/Pre-Algebra)[Study Guides](https:\/\/www.symbolab.com\/study-guides)[Practice](https:\/\/www.symbolab.com\/practice)[Cheat Sheets](https:\/\/www.symbolab.com\/cheat-sheets)[Calculators](https:\/\/www.symbolab.com\/calculators)[Graphing Calculator](https:\/\/www.symbolab.com\/graphing-calculator)[Geometry Calculator](https:\/\/www.symbolab.com\/geometry-calculator)[Verify Solution](https:\/\/www.symbolab.com\/verify)\n\nApps[Symbolab App (Android)](https:\/\/play.google.com\/store\/apps\/details?id=com.devsense.symbolab)[Graphing Calculator (Android)](https:\/\/play.google.com\/store\/apps\/details?id=com.symbolab.graphingcalculator)[Practice (Android)](https:\/\/play.google.com\/store\/apps\/details?id=com.symbolab.practice)[Symbolab App (iOS)](https:\/\/apps.apple.com\/us\/app\/id876942533)[Graphing Calculator (iOS)](https:\/\/apps.apple.com\/us\/app\/id1435182798)[Practice (iOS)](https:\/\/apps.apple.com\/us\/app\/id1469186281)[Chrome Extension](https:\/\/chromewebstore.google.com\/detail\/mgfcnnpakbfcefgphceolkjldjfpieff)\n\nCompany[About Symbolab](https:\/\/www.symbolab.com\/about)[Blog](https:\/\/blog.symbolab.com\/)[Help](https:\/\/www.symbolab.com\/help)\n\nContact Us\n\nLegal[Privacy](https:\/\/www.symbolab.com\/privacy-policy)[Service Terms](https:\/\/www.symbolab.com\/terms-of-use)[Cookie Policy](https:\/\/www.symbolab.com\/cookie-policy)Cookie SettingsDo Not Sell or Share My Personal InfoCopyright, Community Guidelines, DSA & other Legal Resources[Learneo Legal Center](https:\/\/learneo.com\/legal)\n\nFeedback\n\nSocial Media\n\nSymbolab, a Learneo, Inc. business\n\n© Learneo, Inc. 2024","attrs_readable_markdown":null,"meta_canonical":null}

3. Robots.txt Check

Query:

Response:

4. Spam/Ban Check

Query:

Response:

5. Seen Status Check

ℹ️ Skipped - page is already crawled

📄

INDEXABLE

✅

CRAWLED

2 months ago

🤖

ROBOTS ALLOWED

Page Info Filters

Filter	Status	Condition	Details
HTTP status	PASS	`download_http_code = 200`	HTTP 200
Age cutoff	PASS	`download_stamp > now() - 6 MONTH`	2.5 months ago
History drop	PASS	`isNull(history_drop_reason)`	No drop reason
Spam/ban	PASS	`fh_dont_index != 1 AND ml_spam_score = 0`	ml_spam_score=0
Canonical	PASS	`meta_canonical IS NULL OR = '' OR = src_unparsed`	Not set

Page Details

Property	Value
URL	https://www.symbolab.com/popular-trigonometry/trigonometry-511
Last Crawled	2026-01-24 10:28:37 (2 months ago)
First Indexed	2021-11-06 13:59:10 (4 years ago)
HTTP Status Code	200
Meta Title	sin(2pi)
Meta Description	Detailed step by step solution for sin(2pi)
Meta Canonical	null
Boilerpipe Text	Solution Solution Solution steps Rewrite as Apply the periodicity of : Use the following trivial identity: periodicity table with cycle: Popular Examples cos(2x)=(sqrt(3))/2 sin(270) -csc^2(pi/4) cot(90) cos(θ)= 4/5 Frequently Asked Questions (FAQ) What is the value of sin(2pi) ? The value of sin(2pi) is 0
Markdown	[Solutions](https://www.symbolab.com/solver) [Integral Calculator](https://www.symbolab.com/solver/integral-calculator)[Derivative Calculator](https://www.symbolab.com/solver/derivative-calculator)[Algebra Calculator](https://www.symbolab.com/solver/algebra-calculator)[Matrix Calculator](https://www.symbolab.com/solver/matrix-calculator)[More...](https://www.symbolab.com/solver) [Graphing](https://www.symbolab.com/graphing-calculator) [Line Graph Calculator](https://www.symbolab.com/graphing-calculator/line)[Exponential Graph Calculator](https://www.symbolab.com/graphing-calculator/exponential-graph)[Quadratic Graph Calculator](https://www.symbolab.com/graphing-calculator/quadratic-graph)[Sin graph Calculator](https://www.symbolab.com/graphing-calculator/graph-of-sin)[More...](https://www.symbolab.com/graphing-calculator) [Calculators](https://www.symbolab.com/calculators) [BMI Calculator](https://www.symbolab.com/calculator/fitness/bmi)[Compound Interest Calculator](https://www.symbolab.com/calculator/finance/compound_interest_rate)[Percentage Calculator](https://www.symbolab.com/calculator/math/percentage)[Acceleration Calculator](https://www.symbolab.com/calculator/physics/acceleration)[More...](https://www.symbolab.com/calculators) [Geometry](https://www.symbolab.com/geometry-calculator) [Pythagorean Theorem Calculator](https://www.symbolab.com/geometry-calculator/pythagorean-theorem-calculator)[Circle Area Calculator](https://www.symbolab.com/geometry-calculator/circle-area-diameter-calculator)[Isosceles Triangle Calculator](https://www.symbolab.com/geometry-calculator/isosceles-triangle-prove-angles-calculator)[Triangles Calculator](https://www.symbolab.com/geometry-calculator/triangle-perimeter-calculator)[More...](https://www.symbolab.com/geometry-calculator) [AI Chat](https://www.symbolab.com/ai-chat) [Tools](https://www.symbolab.com/popular-trigonometry/trigonometry-511) [Notebook](https://www.symbolab.com/notebook) [Groups](https://www.symbolab.com/groups) [Cheat Sheets](https://www.symbolab.com/cheat-sheets) [Worksheets](https://www.symbolab.com/worksheets/Pre-Algebra) [Practice](https://www.symbolab.com/practice) [Verify](https://www.symbolab.com/verify) en English Español Português Français Deutsch Italiano Русский 中文(简体) 한국어 日本語 Tiếng Việt עברית العربية Upgrade [Popular Trigonometry](https://www.symbolab.com/popular-trigonometry) \> # sin(2pi) - [Pre Algebra](https://www.symbolab.com/solver/pre-algebra-calculator) - [Algebra](https://www.symbolab.com/solver/algebra-calculator) - [Pre Calculus](https://www.symbolab.com/solver/pre-calculus-calculator) - [Calculus](https://www.symbolab.com/solver/calculus-calculator) - [Functions](https://www.symbolab.com/solver/functions-line-calculator) - [Linear Algebra](https://www.symbolab.com/solver/linear-algebra-calculator) - [Trigonometry](https://www.symbolab.com/solver/trigonometry-calculator) - [Statistics](https://www.symbolab.com/solver/statistics-calculator) - [Physics](https://www.symbolab.com/solver/physics-calculator) - [Chemistry](https://www.symbolab.com/solver/chemistry-calculator) - [Finance](https://www.symbolab.com/solver/finance-calculator) - [Economics](https://www.symbolab.com/solver/economics-calculator) - [Conversions](https://www.symbolab.com/solver/conversion-calculator) ## Solution sin(2π) ## Solution 0 Hide Steps Solution steps sin(2π) sin(2π)\=sin(0) sin(2π) Rewrite 2π as 2π\+0\=sin(2π\+0) Apply the periodicity of sin: sin(x\+2π)\=sin(x)sin(2π\+0)\=sin(0)\=sin(0) \=sin(0) Use the following trivial identity:sin(0)\=0 sin(0) sin(x) periodicity table with 2πn cycle: x06π4π3π2π32π43π65π sin(x)021 2 2 2 3 1 2 3 2 2 21 xπ67π45π34π23π35π47π611π sin(x)0−21 − 2 2 − 2 3 −1 − 2 3 − 2 2 −21 \=0 \=0 Enter your problem ## Popular Examples [cos(2x)=(sqrt(3))/2](https://www.symbolab.com/popular-trigonometry/trigonometry-512) [cos(2x)= 2 3 ](https://www.symbolab.com/popular-trigonometry/trigonometry-512) [sin(270)](https://www.symbolab.com/popular-trigonometry/trigonometry-514)[sin(270∘)](https://www.symbolab.com/popular-trigonometry/trigonometry-514)[\-csc^2(pi/4)](https://www.symbolab.com/popular-trigonometry/trigonometry-515)[−csc2(4π)](https://www.symbolab.com/popular-trigonometry/trigonometry-515)[cot(90)](https://www.symbolab.com/popular-trigonometry/trigonometry-516)[cot(90∘)](https://www.symbolab.com/popular-trigonometry/trigonometry-516)[cos(θ)= 4/5](https://www.symbolab.com/popular-trigonometry/trigonometry-517)[cos(θ)\=54](https://www.symbolab.com/popular-trigonometry/trigonometry-517) ## Frequently Asked Questions (FAQ) - ### What is the value of sin(2pi) ? The value of sin(2pi) is 0 Study Tools[AI Math Solver](https://www.symbolab.com/)[AI Chat](https://www.symbolab.com/ai-chat)[Popular Problems](https://www.symbolab.com/popular-algebra)[Worksheets](https://www.symbolab.com/worksheets/Pre-Algebra)[Study Guides](https://www.symbolab.com/study-guides)[Practice](https://www.symbolab.com/practice)[Cheat Sheets](https://www.symbolab.com/cheat-sheets)[Calculators](https://www.symbolab.com/calculators)[Graphing Calculator](https://www.symbolab.com/graphing-calculator)[Geometry Calculator](https://www.symbolab.com/geometry-calculator)[Verify Solution](https://www.symbolab.com/verify) Apps[Symbolab App (Android)](https://play.google.com/store/apps/details?id=com.devsense.symbolab)[Graphing Calculator (Android)](https://play.google.com/store/apps/details?id=com.symbolab.graphingcalculator)[Practice (Android)](https://play.google.com/store/apps/details?id=com.symbolab.practice)[Symbolab App (iOS)](https://apps.apple.com/us/app/id876942533)[Graphing Calculator (iOS)](https://apps.apple.com/us/app/id1435182798)[Practice (iOS)](https://apps.apple.com/us/app/id1469186281)[Chrome Extension](https://chromewebstore.google.com/detail/mgfcnnpakbfcefgphceolkjldjfpieff) Company[About Symbolab](https://www.symbolab.com/about)[Blog](https://blog.symbolab.com/)[Help](https://www.symbolab.com/help) Contact Us Legal[Privacy](https://www.symbolab.com/privacy-policy)[Service Terms](https://www.symbolab.com/terms-of-use)[Cookie Policy](https://www.symbolab.com/cookie-policy)Cookie SettingsDo Not Sell or Share My Personal InfoCopyright, Community Guidelines, DSA & other Legal Resources[Learneo Legal Center](https://learneo.com/legal) Feedback Social Media Symbolab, a Learneo, Inc. business © Learneo, Inc. 2024
Readable Markdown	null
Shard	2 (laksa)
Root Hash	1977249391401099202
Unparsed URL	com,symbolab!www,/popular-trigonometry/trigonometry-511 s443