Math, asked by roomeshaikh, 4 months ago

If a+b=90° and sina = 7/25, then
what is the value of cosß = ?*

Answers

Answered by sanjusairohit

0

Step-by-step explanation:

given ,

a+b=90

a=90–b

applying sine on both sides

sina =sin(90–b)

sina=cosb

given, sina=7/25

so, cosb=7/25

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