Circumference and area of circles Day 23

It is the distance from the center to any point in the circle.

• Circumference

• Diameter

• Segment

• Radius

What is the diameter?

• 8
• 16
• 10
• 4

Tags

CCSS.7.G.B.4

What formula is this used for:
πr²

• Circumference 
• Area
• Surface Area
• Volume

Tags

CCSS.7.G.B.4

What is the circumference?

• 48
• 96
• 24
• 18

Tags

CCSS.7.G.B.4

It is the distance across the circle that passes through the center

• Radius

• Diameter

• Circumference

• Chord

What is the radius?

• 18
• 72
• 38
• 14

Tags

CCSS.7.G.B.4

What formula is used to find the distance around a circle?

• Area
• Surface area
• Circumference
• Volume

What is the circumference?

• 36
• 18π
• 108π
• 36π

Tags

CCSS.7.G.B.4

A cruise ship has a large, circular window. It has a diameter of 6 meters. What is the window's area?

• 31.25 m²
• 29.55 m²
• 30.36 m²
• 28.26 m²

Tags

CCSS.7.G.B.4

Ray wants to build a fence around his circular garden outside. The garden has a radius of 6 ft. How many feet of fencing does he need?

• 37.68 ft
• 18.84 ft
• 113.04 ft
• 452.16 ft

Tags

CCSS.7.G.B.4