Step-by-step explanation:
area of a circle=πr²
=42.29m²
42.29m²=πr²
then find for r, multiply it by two to obtain the diameter of the circle
Answer:
90cm2
Step-by-step explanation:
1/2x base x height.
1/2 x10 x 18
90cm2
Answer:
(4,1)
Step-by-step explanation:
Answer:
200.86
Step-by-step explanation:
Using the formulas:
A=πr2
C=2πr
Solving for A:
A=C2
4π=50.242
4·π≈200.85812
I hope this helps.