Question

two angles of a quadrilateral are 78 degree and 122 degree .the other two angles are equal find the measure of two angles
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Answer 1

Step-by-step explanation:

two angles of a quadrilateral are 78 degree and 122 degree .the other two angles are equal find the measure of two angles

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Answer 2

Answer:

Sum of angles is 160.Each angle is of 80

Step-by-step explanation:

Sum of all the angles of a quadrilatel is 360

78 + 122 = 200

Let the 2 angles be x

200 + x + x = 360 ( angle sum property )

200 + 2x = 360

2x = 360-200

2x = 160

x = 160/2

x = 80

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