Perimeter is the outside of it and the perimeter is the inside of it, so I'm pretty sure you would have to do both but if u have to do one then I would go with area
Answer:
D
Step-by-step explanation:
Only perfect squares can be rational numbers. the square root of 80 is the only one that is not a perfect square.
The independent variable would be “d meters” because the amount of time depends “dependent variable” on the height of the fall
Answer:
No
Step-by-step explanation:
No because the ratio of the sides are different
9/6 = 1.5 whereas,
4/3 = 1.333
so the ratios are different and not the same so they are not similar.
Answer: It is an associative property of addition.
Step-by-step explanation:
Since we have given that
(4+6.1)+7=4+(6.1+7)
As we know that "Associative property":

Associativity in addition means that adding three numbers and then change the order of numbers and then add it again, we will get the same answer.
So,

Hence, it is an associative property of addition.