If 4A = π - 2A , find the value of sin A.
Answers
Answered by
3
Answer:
4A=π-2A
6A=π
A=π\6= 30 Degree
so,sin(30)=1/2
Answered by
31
Solution :-
Given ,
=> 4A = π - 2A
=> SinA = ?
By simplifying the given equation , & substituting π = 180°
➜ 4A = 180° - 2A
➜ 6A = 180°
➜ A = 180°/6
➜ A = 30°
Now substituting the value of angle A
☞ sinA
☞ sin(30°)
☞ 1/2
Hence the value of sinA is 1/2
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