Math, asked by RaihanEP, 19 days ago

how is sin 140 = sin 40 ?

pls make fast it's urgent

Answers

Answered by okay1024

1

Answer:

sin (180 - x) = sin x

Step-by-step explanation:

sin (180 - x) = sin 180 cos x - sin x cos 180 = 0* cos x - sin x (-1) = -(-1) sin x = sin x

Answered by deepmalagandhar24

0

Answer:

sin (180-x) = sin x

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