Circumference of a Circle,C=2πr
π=3.14
r= of the circle
Area of the circle= πr²
We know that
Area= 49 π²
πr²=49
r²=49/π
=49/3.14
=15.60
r= √15.60
=3.9 units
Circumference of a Circle,C=2πr
=2*3.14*3.9
=24.492 units
Answer:
A
Step-by-step explanation:
I did test rf
The answer is -9 and 4.
-9×4 = -36.
-9+4 =-5
15 percent off 9.00 is 7.65
Step-by-step explanation:
The difference is 1.35