Triangular Prisms

Volume of Triangular Prisms

By Rachel Lavey

​- I can find the volume of triangular prisms.

​

- I can compare the volume of tw​

​I can statements

​- A 3-D shape with bases that are triangles.

​- They have 5 faces.​

- Sides are squares or rectangles.​

What is a triangular prism?

Multiple Select

What is the formula for the area of a triangle?

• $$A=\frac{1}{2}\times b\times h$$  

• $$A=bh$$  

• $$A=\frac{bh}{2}$$  

• $$A=\frac{1}{2}\times\left(b_1+b_2\right)h$$  

​The formula to find volume of a triangular prism is:

• V=Bh

• B=the area of the base

How do you find the volume of a triangular prism?

How to find the volume: Step-by-step

1. Identify shape of the base​.

2. Identify formula for area of base shape.

3. ​Solve for area of the base.

4. Multiply area times height.

5. Remember to cube your units! (x³)​

find the volume of this shape

Find the volume of this shape

Find the volume

Find the Volume

Ky was going to bring in candy for the class. He planned to fill three boxes with M&M's. He wanted to give Keith the most M&M's, Kat the second most M&M's, and Rayna the least amount of M&M's. Which box would Ky give to each person?

​

​

12

​7 in.

​7 in.

​14 in.

Multiple Choice

Find the volume of this shape.

• 2,205 cm³

• 105 cm³

• 52.5 cm³

• 1,102.5 cm³