9.1.1 Developing Formulas for Triangles and Quadrilaterals − Practice
2. Find the perimeter of a rectangle in which h = 9 ft and A = 225 x ft 2 .
1. Find the area of the parallelogram.
3. Find the area of the trapezoid.
4. A kite has A = 72 cm 2 and d
1 = 8 cm.
Find the length of d 2 .
5. Find the area of the rhombus.
6. Find the area of the rhombus.
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