Question

Simplify (sin 90-A).
cosec A

Answer 1

Answer:

Cot A

Step-by-step explanation:

Sin(90-A) = CosA

CosA×cosecA=CosA × 1/Sin A

= CosA/sinA

=Cot A

Answer 2

Answer:

sin A =p/h

and cosec A is opposite h/p

so it a formula (sin 90-A)=cosec A and (cosec 90 -A) is =sinA

thanks I hope you can understand