Question

in quadrilateral ABCD angle A equal to 45 Angle B equal to 135 and angle c equal to angle D find the measure of angle C
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Answer 1

Answer:

90

Step-by-step explanation:

In a quadrilateral sum of all the interior angle should be 360

A+B= 45 + 135= 180

C and D are equal so C must be (360-180)/2= 90