Volume of a rectangular prism
Name: _____________________ Date: __________
Show your thinking with numbers, words, or a drawing.
1. What is the volume of this rectangular prism, in cubic centimetres?
2. What is the volume of this rectangular prism, in cubic centimetres?
3. What is the volume of this rectangular prism, in cubic centimetres?
4. What is the volume of this rectangular prism, in cubic centimetres?
5. What is the volume of this rectangular prism, in cubic centimetres?
Answer key · Volume of a rectangular prism
1. 240
Volume = length × width × height.
The base holds 8 × 5 = 40 cubes, and there are 6 layers.
40 × 6 = 240 cm³.
2. 315
Volume = length × width × height.
The base holds 9 × 7 = 63 cubes, and there are 5 layers.
63 × 5 = 315 cm³.
3. 400
Volume = length × width × height.
The base holds 10 × 5 = 50 cubes, and there are 8 layers.
50 × 8 = 400 cm³.
4. 360
Volume = length × width × height.
The base holds 5 × 9 = 45 cubes, and there are 8 layers.
45 × 8 = 360 cm³.
5. 72
Volume = length × width × height.
The base holds 2 × 4 = 8 cubes, and there are 9 layers.
8 × 9 = 72 cm³.
Try it together
Choose three objects at home. Estimate their measurements, then check together and explain the differences.