C because 7^2 is 7•7 and 7^3 is 7•7•7 and you need to add them.
Answer:
Renee would be correct
Step-by-step explanation:
4 x 800 < 8 x 4000
Answer:
BF = 30
Step-by-step explanation:
Since B and F are midpoints then BF is parallel to CE and half it's size
BF = 0.5 × CE = 0.5 × 60 = 30