A teepee dog bed is in the shape of a triangular pyramid. How much fabric is needed to make the teepee given the following dimensions?
- The slant height of the equilateral triangular faces is 25 in.
- The height of the base triangle is 26 in.
- The base of the equilateral triangles is 30 in.

a. 1,515 in²
b. 1,365 in²
c. 1,495 in²
d. 1,450 in²