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1.Four of the five interior angles of a pentagon have measures 111, 122, 133, and 144. What is the measure of the unknown interior angle?

2.The area of a square is 18. What is the length of its diagonal.

3.Quadrilateral ABCD is inscribed in a circle. We know angle BAD = 55 and ABC = 56. Find ADC.

 Mar 7, 2021
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Use the angle formula.

 Mar 7, 2021

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