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

A mountain climber camped at an elevation of 18,492 feet. the following day the climber descended 2,516 feet to another campsite. Type a numerical expression
which term better describes political parties in american politics: division or unifying?
Which three countries have the least access to technology?
Stan works on an assembly line. What effective and appropriate approach would he be wise to use when coping with minor frustrations like hang-ups on a conveyor
2x+8=22 how do I figure out the answer to problem 2x+8=22 ?
what variables can affect the number of books sold by a door to door salesperson
this gas makes up close to one fourth of the air surrounding earth
which has the least absolute value?A. 5B. 30C. -10D. -50
plz help with this french hw plzzz
Write the number that matches the clues My number has 2 hundreds. The tens digit is 9 more than the ones digit