Question

Give me the ans. plzzzz....​

Answer 1

Answer:

Step-by-step explanation:

Answer 2

Answer: (d)10

Step-by-step explanation:

    sec5A=cosec(A+30)

⇒cosec(90-5A)=cosec(A+30)

⇒90-5A=A+30

⇒90-30=A+5A

⇒60=6A

⇒60/6=A

A=10