Refer to the above figure. The shaded region is a semicircle with area . Give the perimeter of .

Refer to the above figure. The shaded region is a semicircle with area . Give the perimeter of .

The length of one side of an equilateral triangle is 6 inches. Give the area of the triangle.

The length of one side of an equilateral triangle is 6 inches. Give the area of the triangle.

An equilateral triangle has a perimeter of 39in. Find the length of one side.

An equilateral triangle has a perimeter of 39in. Find the length of one side.

Find the perimeter of an equilateral triangle with a base of 23in.

Find the perimeter of an equilateral triangle with a base of 22in.

Find the perimeter of an equilateral triangle with a base of 23in.

Find the perimeter of an equilateral triangle with a base of 22in.