Answer:
pi^2
Step-by-step explanation:
If the diameter of a circular rug is 2 feet, we can determine that the rug's radius is 1 foot. We can apply the formula to find the area of a circle
(pi*radius)^2 which would give us and answer of pi^2
This factors to 64 - 4i^2
64 + 4
68 is the answer
Noun: Molly- Proper, it’s the name of 1 particular thing(usually starts with a capital)
Noun: Dog- common (part of a group)
Possessive nouns show possession, examples: the dog’s bone, the girl’s bike
Hope you can use this for the rest of the sheet!
I need more information to understand and complete
Answer:
A motor running at 75 revolutions per second.
Step-by-step explanation:
Given statement: A motor running at 4500 RPM, revolutions per minute.
⇒ In one minute , a motor running at 4500 revolutions.
Use conversion:

We have to calculate how many revolutions per second.
in 60 sec , a motor running at 4500 revolutions
then,
in 1 sec , a motor running at
revolutions.
Therefore, a motor running at 75 RPS, revolution per second.