100
6738 —> 7000
5903 —> 6000
7000 - 6000 = 1000
Answer:
7³
Step-by-step explanation:
when dividing exponents that have the same base, you leave the base as the original (so in this case 7) and subtract the exponents (in this case it would be 9-6). that will be your new base and exponent.
To find the length of the sides you have to find the square root of 225, I used a calculator and got 15 :)
Answer:

Step-by-step explanation:









Hope this helps!