1.

Each of two equal angles of a quadrilateral is of measure 80° and the other two angles are alsoequal. What is the measure of each of these two angles?​

Answer»

ANSWER:

Step-by-step explanation:

Let the TWO angle be x

Given two angle MEASURE 80

Sum of angle in quadrilateral is 360°

80+80+x+x=360

160+2x=360

2x=360-160

2x=200

X=200/2

X=100°



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