Choose the correct option and justify your choice : 2A=2 A is tru… - Vidyadip

MCQ

Choose the correct option and justify your choice : $\sin 2\text{A}=2 \sin \text{A}$ is true when $A=$

✓
$0^\circ$
B
$30^\circ$
C
$45^\circ$
D
$60^\circ$

✓

Answer

Correct option: A.

$0^\circ$

$\sin 2\text{A}=2 \sin \text{A}$ is true when $\text{A}=0^\circ$

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