Answer:
C. SA = 148.8 ft
Step-by-step explanation:
3.1×8×6= 148.8
Step-by-step explanation:

from difference of two squares:

therefore:

factorise out ¾ :

Angles 1 and 2 are adjacent, we know this because they are side by side. Meaning they are adjacent.
Angles 1 and 2 are also complementary because they add up to 90°
Answer:
5 5/8
Step-by-step explanation:
i hope this helped have a good one