Applying the Understanding of the Area of a Circle to Solve Problems

What is the area of this circle? Use π = 3.

• 30 m²

• 75 m²

• 60 m²

• 100 m²

What is the area of this circle?

Mathematical Equivalence

ON

Steven purchases a bowl. The diameter of the

bowl is 14 cm. What is the area of the

bowl? (DO NOT put any labels)

What is the area of a circle with the diameter of 10 cm ?

• 66 cm²

• 78.5 cm²

• 66.5 cm²

• 314 cm²

Find the diameter of a circle with an area of 415.48 in².

• 11.50 in

• 23.00 in

• 66.13 in

• 132.26 in

Find the area of circle D MINUS the other circles (circle C)

• 113.1

• 57.77

• 12.57

• 201.06

Find the area:
A= πr²

• 116.9

• 113.1

• 158.4

• 7986.6

What is the area of this circle?

• 163.2

• 15.3

• 124.2

• 113.04

Ms. Catall is using a compass to find her way out of the woods. The compass has a radius of 4 centimeters. What is the compass's area?

• 49.2 cm²

• 45.6 cm²

• 50.24 cm²

• 55.9 cm²

what is the formula for finding the area of a circle?

• 2r

• πr2

• 2πr