Question

find X in each figure​

Answer 1

Answer:

answer is 30degree

hope it will help you

Answer 2

Answer:

here the two side lines are equal

so the base angles are also equal

taking the top vertex as A, base vertex as B and C the exterior vertex as D,

AB=AC

ANGLE ABC=ANGLE ACB=x

x+150=180(linear pair) (angle of a straight line is always 180)

x=30

x=30 ans

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