Math, asked by KokilaAbhishek, 11 months ago

Give me the ans. plzzzz....

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Answers

Answered by sanyamshruti

1

Answer:

Step-by-step explanation:

Attachments:

Answered by tanmayrvk

0

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

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