MrFoxy MrFoxy
  • 04-06-2019
  • Mathematics
contestada

What is the radius of a sphere if its surface area is 2,122.64 square inches? (Use 3.14 for π.)

A. 11 in
B. 13 in
C. 121 in
D. 169 in

Respuesta :

hey4662 hey4662
  • 04-06-2019

Answer:

13

Step-by-step explanation:

the surface area of a sphere is π x 4 x radius²

so let the radius be r

π x 4 x r² = 2122.64

r = 13 inches

Answer Link

Otras preguntas

what is 5/(square root)4
What is the recommended way to determine if a baby requires supplemental oxygen in the delivery room?
What erases the impact craters on earth and is responsible for most of the landforms that we see?
Al Capone made over _______________ bootlegging alcohol.
(a)Chau runs 10 miles in 65 minutes. How many minutes does he take per mile? (b)Diane bought 16 pounds of rice for $9 . How many dollars did she pay per
What branch of government is the department of health and human services?
What features did the cells you observed have in common how were they different?
Which of the following is NOT a true statement about Young America? A. It promoted western expansion. B. It endorsed the new market economy. C. It fought for th
What are some ways in which companies can attract and retain employees?
The phrase "ability to do work" is a definition of