Question

in ∆ABC,AB=AC if angleb=90 then what is measure of angle a
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Answer 1

Answer:

Hey friend,

The example solved in attachment will help you solve your question.

Just change the labelling and you will get your answer.....

Hope it will help!

Answer 2

angle b= 90

therefore let's take angle a and angle c as x

therefore

a+ b+ c = 180 ( sum of angles of a triangle )

x + 90+x= 180

2x=180-90

x=90/2

x= 45

therefore a = c= 45 ANS