Math, asked by ankitha297, 1 year ago

If cos 2A = sin 40 degree ,then find the measure of angle A?

Answers

Answered by zairawasim2000

11

cos 2A = cos(90°-50°)
cos 2A = cos 50°
=> 2A = 50°
=> A = 25°

arihant1174: hi

Answered by arihant1174

8

this question answers is 25

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