Math, asked by harshithjain9780, 3 months ago

In ∆ABC, right angled at B,15sinA=12. Find the other

five trigonometric ratios of the angle A​

Answers

Answered by TUSHAR200328
1

Given that 15sinA=12, so sinA=1512. Let us consider D ABC (see fig), right angled at B, with BC=12 and AC=15.

By Pythagoras theorem

AC2=AB2+BC2

152=AB2+122

AB2=152−122=225−144=81

∴AB=81=9

We now use the three sides to find the six trigonometric ratios of angle a and c

continued in attachment from here with diagram

THX AND PLS MARK ME AS BRAINLIEST

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