An isosceles triangular prism has a triangular end with a base of 10 inches, an altitude of 12 inches, and a side length 13 inches. The height of the prism is 20 inches. What is the surface area of the prism?

Anew landowner is interested in constructing a fence around the perimeter of her property. her property is 1,080√30 feet wide and 500√20 feet long. what is the perimeter of the property? (recall that the perimeter is the sum of each side of a shape or boundary). a 1,580√40 feet b. 5,320√5 feet c. 3,160√20 feet d. 10,640√5 feet