Mensurationmedium · Past Paper
The volume of a prism with an equilateral triangular base is 40√3 cm³. If the side of the triangle is 4 cm, find the height of the prism.
A10 cm
B5 cm
C8 cm
D4 cm
✓ Correct Answer: A — 10 cm
Base Area = (√3/4)s² = (√3/4)16 = 4√3. Vol = Area × h => 40√3 = 4√3 × h => h = 10 cm.
Share this question
More from Mensuration
- What is the area of an equilateral triangle with side length 4 cm?
- What is the volume of a hemisphere with diameter 14 cm?
- Which shape provides the maximum volume for a fixed surface area?
- How many square tiles of side 2 cm are needed to cover a square floor of side 10 cm?
- What is the volume of a sphere whose radius is 3 cm? (Leave answer in terms of π)