If you are trying to find the interest, it would be $60.00. To get this just multiply everything. Hope this helps!!! :)
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1) I put them in two separate brakets.
2) I solved it by equating both of them.
Area = Length x Height
Area = 5.4 x 5.4
Area = 29.16
Answer: C
The slope is y = -1/2x
A = (pi * r^2)/2
A = (3.1416 * (14.3/2)^2)/2
A = 80.3 ft^2