Question

in an isabled triangle
ABC AB=AC and angle a-30
find the angle B and anglec?​

Answer 1

Answer:

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Step-by-step explanation:

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Answer 2

Answer:

Angle B=75°

Angle C=75°

Step-by-step explanation:

Given that AB=AC,

Then angle C= angle B

[Angles opposite to equal sides are equal]

A+B+C=180° [Sum of all angles of triangle is 180]

30°+B+B=180°[Because B=C]

2B=180-30

B=150/2

B=75°

Hence,Angle B=75° and Angle C=75°