Question

If 2SinA = 1 find the value of A
A. 30°.
B. 45°
C. 60°
D. 90°​

Answer 1

2sinA = 1

sinA = 1/2

sinA = sin30°

A = 30°

Answer 2

Answer:

If 2SinA = 1 find the value of A

A. 30°

Since sinA = 1

2

we know

sinA = 30°

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