Answer:
idk the answer but i do know this
Step-by-step explanation:
the formula for the area of a circle is pi times the radius squared
The scale factor is:

So you divide the corresponding lengths and the ratio you get is the scale factor. Hope it helps!
Answer:
240
Step-by-step explanation:
240 times 0.15 (15%) is 36
8 as that means what two of the same number makes up , in this case 64. 8x8=64
I believe the answer is 75 I am not sure but I adds up because 4*.75 equals to 3 there is another way to solve this though we can do the is over of equals % over 100 then we still get three have a nice day and good luck on your assignment (: