Answer:
1) 12*12 = 144 ft
2) (8*12)/2 = 48 in
3) 3.14*9^2 = 254.34 in
4) 180 - 105 = 75
5) 180 - 70 - 52 = 58
6) x = 8 in (Properties of 3-4-5 triangles)
7) 3/8 or 0.375
8) 1/8 or 0.125
9) 10*5*6 = 300 in^3
10) 16*16*16 = 4096 in^3
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