Math, asked by Kameshwaran9542, 8 months ago

If cos2????=sin4????, where 2???? and 4???? are acute angles, find the value of ????.

Answers

Answered by ItsUDIT

16

Step-by-step explanation:

Theta = 15

bcoz put cos 2theta = sin 4theta

cos 2theta = cos (90-4theta)

2theta =90 -4thetA

6theta =90

theta = 15 degree.

Answered by Lokesh1845

0

Answer:

?????=15

hope it help u......

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