1. Do Now: April 1st Determine the surface area of a cube-shaped box with 12-inch edges. The box supplier charges Elaine ½ cent per square inch of surface area for each box. Determine how much profit Elaine will make on a 12- inch cube-shaped box if she sells the box for $4.95. Explain. $0.63

2. Lesson 26: Volume April, 2016

3. Today’s Objectives: Find the volume of cubes and prisms. Write equations that represent problems related to volume.

4. Notes Crystal Three Cubes Rectangular Prisms Volume Space Solid Cubic CubesEdges

5. 9 units 2 Edge=e 27 units 3 Area=(e)(e) Volume=(e)(e)(e) v=e 3

6. 8 Length x Width x Height Yes Cubes are rectangular prisms The volume column is the product of the length, width, and height columns. If you find the area of the length times the width, you multiply that by the height to get the volume.

7. 3 4 1 2 x = 3 8 in 2 3 8 x 1 2 1 V=Bh2.88=1.44h 2.88 1.44 = h h = 2 1.2 x 1.2 x 2 = 3 8 x 3 2 = 9/16 in 3

8. Rotation: Group 1Group 2Group 3Group 4 1 st THAM 2 nd HMTA 3 rd MAHT 4 th ATMH

9. Exit Ticket: A tower is made from three cubes stacked on top of each other. The edges of the cubes are 4 inches, 6 inches, and 8 inches. What is the total volume of the tower?