What is -0.5 in fraction form? I really need this and if you answer I would really appreciate it

Find the value of a. the diagram is not to scale. a quadrilateral is drawn. the upper and lower sides are parallel. the interior angle in the upper left corner is labeled a degrees. the angle in the upper right corner is labeled 113 degrees. the angle in the lower right corner is labeled b degrees. the angle in the lower left corner is labeled 36 degrees. a. 36 b. 144 c. 54 d. 126

In the diagram below? p is circumscribed about quadrilateral abcd. what is the value of x

The midpoints of the sides of the large square are joined to form a smaller square. what is the area of the smaller square