Area of Polygons Practice Answers?

1. A rectangle with lengths of 5 cm and 8 cm has an area of 40 square cm.

2. A triangle with a base of 10 inches and a height of 6 inches has an area of 30 square inches.
3. A square with a side length of 4 meters has an area of 16 square meters.
4. A parallelogram with a base of 12 cm and a height of 7 cm has an area of 84 square cm.
5. A trapezoid with bases of 6 cm and 10 cm, and a height of 4 cm has an area of 32 square cm.