If sin A = 4/5, then what is the value of sin2 A?
Answer & explanation
Correct answer: option 4
Given :-
sinA = \(\frac{4}{5}\)
(sinA )2= ( \(\frac{4}{5}\) )2
= \(\frac{4}{5}\) × \(\frac{4}{5}\)
= \(\frac{16}{25}\)
If sin A = 4/5, then what is the value of sin2 A?
Correct answer: option 4
Given :-
sinA = \(\frac{4}{5}\)
(sinA )2= ( \(\frac{4}{5}\) )2
= \(\frac{4}{5}\) × \(\frac{4}{5}\)
= \(\frac{16}{25}\)