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Higher

Finding the Surface Area of Triangular Prisms

Lesson details

Key learning points

1. In this lesson, students will calculate the surface area of triangular prisms. We will introduce the appropriate formulae for these calculations and practise determining which measures within a diagram will be appropriate to use in our formulae.

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4 Questions

Q1.
Calculate the surface area of the cube.
125 cm³
25 cm²
60 cm²
Q2.
Calculate the surface area of the cuboid.
138 cm²
168 cm²
280 cm²
Q3.
The surface area of a cube is 96 cm². What is the length of the cube?
3 cm
5 cm
6 cm
Q4.
The surface area of the cuboid is 158 cm². Find the length of y.
2 cm
4 cm
5 cm

3 Questions

Q1.
Calculate the surface area of the triangular prism.
1950 mm²
670 mm²
800 mm²
Q2.
Calculate the surface area of the triangular prism.
180 cm²
242 cm²
278 cm²
Q3.
Find the surface area of the equilateral triangular prism.
180 mm²
352 mm²