if two angles of quadrilateral are 76⁰ and 58⁰ and other two angles are equal then find the measure of two equal angles
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Answer:
A and B be x,(Given two angles are same)
C=70
∘
and D=130
∘
∠A + ∠B + ∠C + ∠D = 360
∘
(Sum of all the angles of a quadrilateral is 360
o
)
x+x+70
∘
+130
∘
=360
∘
2x=360
∘
−200
∘
2x=160
x =
2
160
∘
= 80
∘
A=80
∘
and B=80
∘
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