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In the quadrilateral ABCD shown in the figure 10.10,
angle1 = angle2 = 90°.
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IS AD || BC? Justify your answer.
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Answer:
Step-by-step explanation:
Divide 360 by the difference of the angle and 180 degrees. For example, 360 divided by 15 equals 24, which is the number of sides of the polygon.
hope it helps
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