Geometry Unit 4

What is the area of a right triangle 21 centimeters wide and 13 centimeters tall?

• 136.5 cm²

• 138.5 cm²

• 139.5 cm²

• 273 cm²

What is the area of the rhombus?

• 32 in²

• 64 in²

• 110 in²

• 220 in²

A window is shaped like a parallelogram. The base is 16 inches long. The area is 608 square inches. What is the height of the window?

• 19 in

• 38 in

• 64 in

• 76 in

The point (6, -5) is reflected across the x-axis. What are the coordinates of the reflected point?

• (-6,-5)

• (-5,6)

• (-5,-6)

• (6,5)

What is the distance from point H at (7,6) to point J at (-5,6) on the coordinate plane?

• 1 unit

• 2 units

• 12 units

• 14 units

A polygon with 3 vertices is drawn on the coordinate plane. What can you tell about the polygon?

• It is a scalene triangle

• It is an isosceles triangle

• It is a triangle

• It is a right triangle

A box is 12 centimeters long, and 15 centimeters tall. What is the total surface area of 4 such boxes? (Hint: draw a picture to help, a 3D one and a net)

• 1872cm²

• 3744cm²

• 4032cm²

• 14976cm²

What is the perimeter of the rectangle?

• 48 units

• 32 units

• 16 units

• 12 units

A drawer has a volume of 1575 cubic inches. The drawer is 5 inches deep and 21 inches long. What is the width of the drawer?

• 12 in

• 14 in

• 15 in

• 17 in

Fahed wants to replace the windows in the front of his house. The front of his house has three windows shaped like parallelograms. Each window has a base of 3.25 feet and a height of 2 feet. What is the total area of all three windows?

• 3.25 ft²

• 6.5 ft²

• 9.75 ft²

• 19.5 ft²