Question

Two isosceles triangular prisms were joined at their bases to form the composite solid shown. The width of base of both

prisms is 6 units

What is the surface area of this composite solid?
104
122
158
208

Answer 1

I got it right on the test

Answer: D

Explanation:

A triangular prism. The triangular sides have a base of 6, height of 4, and side lengths of 5. The height of the prism is 10. A second triangular prism. The triangular sides have a base of 6, height of 2, and side lengths of 3.6. The height of the prism is 10.

What is the surface area of this composite solid?

___________ square units

104

122

158

√208

Answer 2

208

Explanation: