A trapezoid is a four-sided figure with exactly one pair of parallel sides. The expression h(B + b) represents its area, when B and b are the lengths of the two parallel sides and h is the height between these sides. Find the area if B = 15 inches, b = 7 inches, and h = 5 inches. 7 inches 5 inches 15 inches

Jason is painting a circle on one of the walls in his room. How many square feet of the wall will the circle cover if the longest distance across the circle is 8 feet?

A carpenter measures out 6 feet and 9 feet along the corner of a building.  If the building is square how long should the diagonal measure? Expressing your answer as a radical:

A boat sail is in the shape of a right triangle as shown. The hypotenuse will be 17 feet long. The length of one side will be 7 feet less than the length of the other side. Find the lengths of the sides of the sail.

A square and a rectangle have the same perimeter . Calculate the area of the rectangle if the side of the square is 60 cm and the length of the rectangle is 80 cm

We have a rectangular piece of cardboard that is 27 centimeters by 37 centimeters. We form a box by cutting squares of sidelength ?x from the corners then fold up the four flaps.

Find the area of a square with a side length of 3a?b inches.

The areas of two squares differ by 7 sq ft and their perimeters differ by 4 ft. Determine the sum of their areas.A. 25 sq ft B. 27 sq ft C. 28 sq ft D. 22 sq ft

Find the area of a rectangle with the given dimensions. The length = 10cm and the width = 8cm. In the image below b would represent length and a would represent width. a·b

The perimeter of the following triangle is 82 feet. Find the length of each side. (2x – 8) feet x feet (3x – 12) feet