It sin a =1/2find
2 cos a
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Answer:
cos thita 2sin thita
Step-by-step explanation:
i am not sure
Answered by
0
Step-by-step explanation:
sin a =1/2
sin a= sin 1/2
sin a= sin 30°
a= 30°
2 cos a
= 2cos30°
= 2* √3/2
= √3
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