Question: What is the volume of a pyramid with a base area of 20 cm² and a height of 9 cm?

Options:

1. 60 cm³
2. 80 cm³
3. 90 cm³
4. 100 cm³

Correct Answer: 80 cm³

Solution:

Volume = (1/3) * base area * height = (1/3) * 20 * 9 = 60 cm³