+0  
 
0
39
1
avatar+252 

The surface area of sphere T is 452.16 units squared. The surface area of sphere X is 1,808.64 units squared. How many times larger is the radius of sphere X than the radius of sphere T?

A) 2

B) 3

C) 4

D) 5

pwolfey  Nov 2, 2017
Sort: 

1+0 Answers

 #1
avatar+78643 
+1

Ratio  =

 

square root [ 1,808.64 / 452.16 ]  =  square root [ 4 ]  =   2

 

 

cool cool cool

CPhill  Nov 3, 2017
edited by CPhill  Nov 3, 2017

5 Online Users

avatar
We use cookies to personalise content and ads, to provide social media features and to analyse our traffic. We also share information about your use of our site with our social media, advertising and analytics partners.  See details