A museum groundskeeper is creating a semicircular statuary garden with a diameter of 34 feet. There will be a fence around the garden. The fencing costs $7.50 per linear foot. About how much will the fencing cost altogether? Round to the nearest hundredth. Use 3.14 for pi

answer

explanation

the area of a circle is calculated using the formula

or

we can use any of the above formulae to calculate the required. preferably, let us use the latter since the diameter is

we substitute the diameter into the formula to get:

this is the exact value for the area of the circle.

the correct answer is a

19

step-by-step explanation:

to determine the unit cost your would divide the total cost by the number sold.

7 bagels for $4.41       $4.41/7 = $.63 each at fresh side

5 bagels for $3.60         $3.60/5 = $.72 each at value mart