Answer this question! 45 points and brainliest!

3.5

Step-by-step explanation:

12 is half of 6 and half of 7 is 3.5 so your scale factor is 1/2 and your answer is 3.5

it's both, now can you answer my most recent question?

circle area = pi * radius^2

if diameter = 10 then radius = 5

circle area = pi * 5^2

circle area = pi * 25

circle area = 78.5398163397 square units

step-by-step explanation: