Math, asked by pranayasahu7, 11 months ago

Cos35°sec(90-a)=1 find a

Answers

Answered by jhayanth7

6

Step-by-step explanation:

cos 35° sec(90-a)°=1

cos35°×1/cos(90-a)=1

cos35°=cos(90-a)

35=90-a

a=90-35

a=55°

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