ANSWER
C. 145.75 yd²
EXPLANATION
First we need to calculate the area of the four triangular faces.
The lateral surface area


The area of the base is


To find the total surface area, we add the area of the square base to the area of the 4 triangular faces.
Therefore the total surface area is

Answer:
Heating and cooling costs might vary considerably.
Answer:
3/6 = 1/2
Hope this help
Step-by-step explanation:
Answer:
14 km its C 15.8 km D
Step-by-step explanation:
Answer: 6m -5
Distribute 5
m+ 5m-5
Simplify
6m -5