Find the total surface area of the 3D figure:
ft2
9 ft
8 ft
6 ft
8 ft
8 ft
![Find the total surface area of the 3D figure ft2 9 ft 8 ft 6 ft 8 ft 8 ft class=](https://us-static.z-dn.net/files/d84/a71806a21aaf843cb78d1c69e0db0271.png)
Answer:
a = 132 ft^2
Step-by-step explanation:
Area of triangle
a = (1/2)bh
---------------------------
Base
a = (1/2)(8)(6)
a = 24 ft^2
----------------------
Each side
a= (1/2)*(8)(9)
a = 36
All three sides
a = 36 * 3
a = 108 ft^2
-----------------------
Total area
a = 24 + 108
a = 132 ft^2