Question

Select the correct answer from each drop-down menu.

Answer 1

Answer:

7

Step-by-step explanation:

find the surface area of the base of the triangular pyramid:

(base x height) / 2 = (4 x 3.5) / 2 = 7 in²

Answer 2

1. Lateral surface area: 7x4 = 28 inch^2

2. Total surface area: 1/2 x 3.5 x 4 x 5 = 35inch^2