Find the area of the circle.
Use 3.14 for π.
d = 10 cm
A = [?] cm²
A=TCr2

Answer:
78.5
Step-by-step explanation:
The diameter (d) is equal to the radius x 2, so take half of d to get r. Use r (5) in the equation to get your answer.
A= 3.12 x 5^2
A= 78.5