Question

A rectangular wall is 5 m long and 4 m high. What is its area in square meters?

Options

• 9 sq m

• 18 sq m

• 20 sq m

• 25 sq m

Answer 1

20 sq m

Explanation:

Area = 5 m × 4 m = 20 sq m.

Even when dealing with vertical surfaces like walls, the same area formula applies.