Answer:
13
Step-by-step explanation:
12*12=144
5*5=25

Answer:
Because 5+5=10 and 7+7=14

Thats what you would use, so now 2/10 is .2 When you divide so you move the decimal so 20%
The percent increase is 20%
Answer:
-1
Step-by-step explanation:
The full equation is y= -1x + 2
Answer:
See below.
Step-by-step explanation:
The figure is a cone. The formula for the volume of a cone is:

The radius is 4.8 and the height is 2.9. Substitute:

Use a calculator:

And we're done!