Find the total surface area. 8 km 4 km 3.9 km 2 km 8 km

Question

asked May 3, 2021 232k views

1 Answer

Skytiger · Answer 1 · 2021-05-08T14:48:22+0000

Answer:

71.2 km²

Explanation:

Triangles: 1/2(8)(3.9)=15.6 (2 of them - front and back)

Base: 8x2=16

Side: 4x2=8

Slant:8x2=16

15.6+15.6+16+8+16=71.2