Posted by **julissa** on Monday, December 26, 2011 at 4:46pm.

the base of a right triangular prism has a width of 8 inches and a height of 6 inches. the length of the third side of the triangle is 10 inches and the length of the prism is 12 inches. What is the surface area of this prism?

- geometry -
**Reiny**, Monday, December 26, 2011 at 6:55pm
I see a surface area of the prism to be made up of 2 triangles and 3 rectangles

Hypotenuse of triangle is 10 (double the 3,4,5 triangle, it was actually given even though it could have been found)

So area = 2(1/2)(6)(8) + 10(6) + 10(8) + 10(10) = 288 inches^2

- geometry -
**julissa**, Tuesday, December 27, 2011 at 12:50pm
thanx

## Answer This Question

## Related Questions

- Geometry - We have a triangular prism that has the following characteristics. It...
- Geometry - 1.What is the perimeter of a rectangle with width 10 inches in length...
- Math - A rectangular solid has a base area of 43.3 sq inches and a height of 50 ...
- math - find the lateral surface area of a right triangular prism if its altitude...
- geometry - The oblique prism has a height of 6 inches, a width of 2 inches and a...
- Geometry - A paperweight in the shape of a triangular prism has a height of 3 ...
- geometry - The surface area of a rectangular prism is 190 square inches, the ...
- geometry - The surface area of a rectangular prism is 190 square inches, the ...
- math - A rectangle and a triangle have equal areas. The length of the rectangle ...
- mAth - story: Diego is building an architectural rendering of a house. For a ...

More Related Questions