Answer:
C = 75.36
A = 452.16
Step-by-step explanation:
Find the radius r by finding the distance between (12,-1) and (0,-1) using the distance formula.

The radius is 12.
So the circumference of the circle is 
So the area of the circle is 
Answer:
30 degrees
Step-by-step explanation:
This is the third time I am answering the same question asked by you.
Answer:
All real numbers except 1
16x²-49=
(4x)²-7²=
(4x-7)(4x+7)
Here I have used the expression:
a²-b²=(a-b)(a+b)
Answer:
2 kilograms dough per hour
4 kilograms produced in x hours
cross multiply 2 and x and 4 by 1
4
2 = 2 hours
therefore Jennifer worked for 2 hrs.