Answer:
False
Step-by-step explanation:
9+16 is square root of 25 which is 5
Square root of 9 is 3 and 16 is 4 so 3+4=7
The only two dimensional shape with 4 sides the same length is a square
Answer:
Louis is correct
Step-by-step explanation:
we know that
When multiplying two powers that have the same base, you can add the exponents
so

so
In this problem we have

therefore
Louis is correct
Answer:
11in
Step-by-step explanation:
Then you add the units.