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Geometry
Q1.
In quadrilateral ABCD, $AB=17$ cm, $BC=8$ cm, $CD=9$ cm, $AD=12$ cm, and $AC=15$ cm. What is the area $(in~cm^{2})$ of the quadrilateral?
Q2.
The larger of two supplementary angles is 28° more than the smaller one. The smaller angle (in degree) is:
Q3.
The larger of two supplementary angles is 50° more than the smaller one. The smaller angle (in degree) is: