Question

A rectangle has dimensions 9 1/4 and one fourth

in. by 15 in. A diagonal of the rectangle forms two matching right triangles. What is the area of one of the triangles?

Answer 1

`69(3)/(8)$ square inches`

Explanation:

Dimensions of the Rectangle are
`9(1)/(4)$ inch by 15 inch`.

If a diagonal of the rectangle forms two matching right triangles.

Area of one of the Triangle =Half of the Area of the rectangle

Therefore:

Area

`=(1)/(2)X9(1)/(4)X15\\=69(3)/(8)$ square inches`