Math, asked by pushpendra14, 1 year ago

sin a = 5/3 then find sin 2a

Answers

Answered by TheLifeRacer
7
Hii !!

sinA = 5/3 = p/h

b² = h² - p² = 3² - 5² = 9 - 25

b = √16 = 4

cosA = 4/3

sin2A = 2sinA* cosA = 2× 5/3*4/3

=> 40/9 Answer

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@Rajukumar111

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