Maths
This question was asked in Ex 8.2, 1
How to learn trignometery table

Priya Meerwal's image
Priya Meerwal
Oct. 27, 2018, 10:45 a.m.

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Davneet Singh's image
Davneet Singh
Oct. 27, 2018, 1:29 p.m.

Hello Priya

It is explained here https://www.teachoo.com/5225/955/What-is-value-of-sin--cos--tan-at-0--30--45--60---90-degree----Chapter/category/Trignometric-ratios-of-Specific-Angles---Evaluating/

 

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