Question

23.) Determine whether the two figures are similar. If so, give the scale factor of the smaller figure to the larger figure.

http://assets.openstudy.com/updates/attachments/55c01ba7e4b0332550037d43-lollygirl217-1438653359283-as.jpg

My answer: yes; 1:1.2. is that correct.

25.) If the scale factor of two similar solids is 5:13. What is the ratio of their corresponding areas and volumes?

my answer: 25:169 and 125:2,197. is that correct?

Answer 1

NEVER MIND ABOUT NUMBER ONE

Answer 2

23. \[\frac{ 1.92 }{ 1.6 }=\frac{ 14,44 }{ 8.4 } = 1.2=6:5\], it's correct
24. Area: \[ 5^{2}:13^{2} = 25:169\] It's correct
Volume: \[ 5^{3}:13^{3} = 125:2197\] It's correct

Answer 3

thanks