Answer
12855.04 ft³
Step-by-step explanation:
regular Octagon consists of 8 congruent triangles
B = (13.28 x 11) / 2 x 8=584.32
V = BH = 584.32 x 22 = 12855.04
Answer:
her age would be 42
Step-by-step explanation:
63-42=21
Answer:
A.
Step-by-step explanation:
I think it is A if not dm me and i will give another answer
Answer:
15
Step-by-step explanation:
all triangles are 180 so 180-75-90 =15
Answer:
58.6
Step-by-step explanation:
Use the formula 
solving for x (b)
=
≈58.58327
and 58.58327 rounds to 58.6