Math, asked by shivram90603, 4 months ago

4. Find the value of angle A, if [3]

i) Sin2A =1 ii) 2 sin2A = 1 iii) 2 sin A = 1

Answers

Answered by priyasrinithi1984
1

Answer:

i) sin 2a=1

sin2a=sin 90

sin a=sin 90/2

sin a=sin 45

a=45

ii)2 sin2a=1

sin 2a=1/2

sin 2a=sin30

sin a=sin 30/2

sin a=sin 15

a=15

iii) 2sin a=1

sin a=1/2

sin a=sin 30

a=30

Similar questions