kshortelle1
kshortelle1 kshortelle1
  • 01-08-2021
  • Mathematics
contestada

If the diameter of a hockey rink is 250 ft what is the surface area of the sphere?

Respuesta :

yohannazenebe66
yohannazenebe66 yohannazenebe66
  • 01-08-2021

Answer:

62,500 pi

Step-by-step explanation:

diameter = radius + radius

d = 2r

r = d/2

A = 4pi r^2

= 4 pi (d/2)^2

= 4pi d^2/4

= 4pi* 250^2/4

= 4pi * 62,500/4

= 4pi * 15625

= 62,500 pi

Answer Link

Otras preguntas

how are biology and Chemistry are related give any two points or reasons​
Find the sum of 4x2 - 4x + 10 and 2x2 + 5x – 8.
April, May and June are counting up the money they've saved from their weekly allowance. May has 20% less than April, and June has 20% more than May. Together,
Whats the use for hands?
How many grams of Fe2O3 are required to completely react with 3.0 moles of CO2 in the following reaction? Fe2O3. + 3CO. ---> 2Fe + 3CO2
PLEASE HELP WILL GIVE BRAINLY AND 5.0 RATING
In 1990, Dawn gross pay was $48,000. A. What was her gross monthly pay? B. In What month did Dawn hit the maximum taxable Social Security Income? C. How much So
How is the amount of sunlight absorbed by earth's surface and the amount of energy released by earth kept in balance?
6. Benjamin ran 8.7 miles each weekday last week and 12.9 miles each day of the weekend. What was the total distance Benjamin ran last week?
Everything is back but not my work help please