Math, asked by vedu2618, 11 months ago

Sin2tita = 1/2 then cos2tita =?

Answers

Answered by rahman786khalilu

1

Answer:

sin2A=1/2

2A=30

A=15

cos2A=cos30=√3/2

hope it helps where theta=A

vedu2618: What is A?

rahman786khalilu: as theta is not there I took it asA

vedu2618: Kk

vedu2618: Ty

rahman786khalilu: welcome

Answered by patilcourt

0

Answer: sin2a=1/2

2a=30

a=15

Cos2a=cos30

=√3/2

I think it's correct

Step-by-step explanation:

vedu2618: Its wrong

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