Math, asked by aisha2713, 11 months ago

9. Given that sin = 1/2 and cos B = 1/2, then + B is 90°. Write true or false. If true give reason.

Answers

Answered by Anonymous

0

Step-by-step explanation:

No it is not true

because sin90 = 1 and cos90 = 0

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Answered by abhinav151219

2

Answer:true

Step-by-step explanation:

Sin30=1/2

A=30

Cos60=1/2

B=60

A+B=30+60=90

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