If two sides of a triangle are $a$ and $b$ and the included angle is $C$, the area equals —

Question

Accepted Answer

$\dfrac{1}{2}ab\sin C$

Answer

$\dfrac{1}{2}ab\cos C$

Answer

$ab\sin C$

Answer

$\dfrac{1}{2}ab	an C$

If two sides of a triangle are aaa and bbb and the included angle is CCC, the area equals —