10x10x10x10, you have to multiply 10 by 10 four times, since it's 10 to the power of 4.
Answer:
Step-by-step explanation:

Answer:
The scale factor should be 1:2 cause from 2.1 to 4.2 is doubled and so is 7.5 to 15 and 5.5 to 11.
Step-by-step explanation:
Hope this helps!
Answer:
3. C=4a
Step-by-step explanation:
600/150 = 4 (one square foot = $4)