area and cir circles LESSON

area and circumference of circles

Formulas:

if the radius is 5, find the area:

Multiple Choice

Find the area of the circle

• 7π

• 49π

• 14π

• 21π

f the radius is 5, find the circumference:

Multiple Choice

A Circle has a radius of 4. What is the circumference of the circle? (Best Choice)

• 4π

• 16π

• 2π

• 8π

find the area if the diameter is 16

Multiple Choice

Find the circumference of the circle in the image.

• 10π

• 20π

• 100π

• 20

Multiple Choice

if the area is 196π, what was the radius?

• 5

• 14

• 100

• 15

Multiple Choice

What is the area of this circle?

• 62.59
• 113.1
• 19.81
• 28.27