Question

75 points! what is the lateral area?

Answer 1

48 units²

Explanation:

The lateral area of a square based pyramid comprises the four triangular sides.

Area of a triangle = 1/2 × base × height

= 1/2 × 8 × 3

= 1/2 × 24

= 12 units²

Lateral SA = 4 × area of triangle

= 4 × 12

= 48 units²

Answer 2

48 units²

Explanation:

Lateral Surface Area :

• Area of the side faces (exclude the base)
• 4 x 1/2 x 8 x 3
• 2 x 24
• 48 units²