The formula for the area of a circle is A = πr^2, where r is the radius of the circle.
In this case, the radius is half of the line, which is 9 cm.
So, A = 3.14 x 9^2 = 254.34 cm^2
Rounding to the nearest unit, the area of the circle is 254 cm^2.
Therefore, the answer is option B: 254 cm.
Find the area of the circle. Use 3.14 for pi . Round to the nearest unit. (1 point)
Circle with a line of 18 cm
1,017 cm
254 cm
57 cm
28 cm
1 answer
3 answers