No there are 96 inches in 8 feet because,
12 inches = 1 foot
12 x 8 = 96
so there are 96 inchs in 8 feet
If I'm correct 158 and S are supplementary angles, meaning that they both must add up to 180, so to find the answer subtract 158 from 180
180 - 158 = 22
S = 22
6, the formula is (b1+b2/2)*h
8+12/2=10
10*h=60 so h=6
His grandfather cuts 45 1/4 bales of hay in the other field
12(7x)^1/5
This is simplification into index form, the index itself is the 5th root of 7x if you just wanted to state what it is