Geometry Area of Circle

Find the area of the circle, round to nearest tenth:
r = 5 m

• 7.85 m²

• 19.6 m²

• 78.5 m²

• 77 m²

Find the area of the circle, round to nearest tenth:
r = 12 in

• 452.2 in²

• 45.2 in²

• 113.0 in

• 450 in²

Find the area of the circle, round to nearest tenth:
r = 15 cm

• 70.65 cm²

• 706.5 cm²

• 176.6 cm²

• 705 cm²

Find the area of the circle, round to nearest tenth:
r = 2.6 ft

• 2.12 ft²

• 22 ft²

• 5.3 ft²

• 21.2 ft²

Find the area of the circle

• 56.52

• 254.34

• 1017.36

• 113.04

• Area of Trapezoid

• Area of Rectangle

• Area of Circle

South Star Bank is having a stained glass window installed on their front door. Approximately how much glass will be needed to create the stained glass window? Use 3.14 for π.

Mathematical Equivalence

ON

What is the area of a circle with radius of 10 in? HINT: USE 3.14 FOR PI. A = r x r x pi

Mathematical Equivalence

ON

Find the area of the circle, round to nearest tenth:
r = 18 yd

• 1017.4 yd²

• 10.174 yd²

• 1020 yd²

• 254.3 yd²

Find the area of the circle, round to nearest tenth:
r = 7 mm

• 15.39 mm²

• 153.9 mm²

• 38.5 mm²

• 155 mm²