Question

You are painting a panel with a diamond-shaped window, as shown. You have to put up tape around the edge of the window to keep the paint off. Find the length of tape you need to the nearest inch.

Answer 1

20 in.

Explanation:

cut the diamond shape in quarters, then make the shape into a rectangle, it is 4 units and each unit is 5 in. 4 x 5 = 20 in.