Question

what is complementary angle??​

Answer 1

Answer:

Complementary angles are angles with sum of 90⁰

$\mathtt \purple{ \mathtt{\boxed{Find \: the \: value : \sin ( \frac { \pi } { 2 } - \cos ^ { - 1 } \frac { 3 } { 7 } ) + \cos ( \frac { 3 \pi } { 2 } - \sin ^ { - 1 } \frac { 2 } { 7 } ) + \cos ( \tan ^ { - 1 } \frac { 7 } { 6 } )}}}$

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Answer 2

Answer:

When the sum of any two angle is 90degree,it is said to be complementary angle.