Area of Triangles and Parallelograms Answers

Which statement is true of the right triangles ABC and DEF?

⇒ 144

⇒ 140

⇒ 29

A rectangular table is positioned in a 10-foot by 10-foot room as shown.

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Complete the following steps to calculate the altitude of the parallelogram using area methods.

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Which figure best demonstrates the setup for the box method of finding the area of a triangle?

A parallelogram has coordinates of (5, 17), (10, 20), (18, 9), and (13, 6). Which right triangle represents one of the cutouts from the box method?

One of the altitudes of the parallelogram shown is StartRoot 22.5 EndRoot units which corresponds to side AB. What is the length of the other altitude?

A parallelogram is cut out of a 12-inch by 8-inch sheet of paper. There are four right triangle remnants. Two have the dimensions 2 inches by 9 inches, and the other two have the dimensions 3 inches by 6 inches.The resulting parallelogram has a base of approximately 9.22 inches.