A planter in the shape of a
square pyramid is being filled
with soil. Soil cost $0.78 per
cubit cubic foot What is the
cost of filling the planter with
soil?
a $24.00
b $8.00
c. $6 24
d. $18.72

Which of the following represents a number squared is equal to twenty more than nine times that number ? a) x squared = 9x + 20 b) x squared = 20x + 9 c) x squared > 9 + 20x d) x squared = 9 + x + 20

If f(x) = 2x + 8 and g(x) = x4, what is (gº)?

You are standing next to a really big circular lake. you want to measure the diameter of the lake, but you don't want to have to swim across with a measuring tape! you decide to walk around the perimeter of the lake and measure its circumference, and find that it's 400\pi\text{ m}400? m. what is the diameter dd of the lake?