There are 630 students in Ben’s school. On a normal day, 30 % of the students ride bicycles to school. How many students ride bicycles to school on a normal day?

$4034.40

the perimeter of the field is the sum of the lengths of the four sides:

47 yd + 158 yd + 47 yd + 158 yd = 410 yd

the cost of 3 ft (1 yd) of fence is 3×$3.28 = $9.84.

so the cost of jake's wood perimeter fance is

(410 yd) × ($9.84 /yd) = $4034.40

pi x^2

step-by-step explanation:

pi times x squared