+0  
 
0
36
1
avatar

 

Can someone please help me? thank you!

Guest May 7, 2018
Sort: 

1+0 Answers

 #1
avatar+86643 
+1

The area of the first  will   be  the ratio of the square of the scale factor of the first figure to the second tmes the area of the second....so we have...

 

(15/21)^2 * 196  =   

 

(5/7)^2 * 196  =   

 

(25/ 49) * 196  = 

 

(196/4) * 25  =

 

4 * 25  =

 

100 in^2

 

 

cool cool cool

CPhill  May 7, 2018

15 Online Users

avatar
New Privacy Policy (May 2018)
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.  Privacy Policy