Circles: Area & Circumference

If my diameter is 19 inches, what is my radius?

• 38 inches
• 9.5 inches
• 59.66 inches
• 119.32 inches

Tags

CCSS.7.G.B.4

What does area mean?

• the distance around a shape
• half the distance around a shape
• the amount of space outside a shape
• the amount of space inside a shape

Tags

CCSS.6.G.A.1

What is the formula to find the area of a circle?

• πr²

• 2πr

• √π

• πd

Find the area of the circle

• 56.52
• 254.34
• 1017.36
• 113.04

Tags

CCSS.7.G.B.4

What is the area of this circle?

• 163.2
• 15.3
• 124.2
• 113.04

Tags

CCSS.HSG.GMD.A.1

What is the area of the circle?

• 25.12 cm squared

• 34.23 cm squared

• 50.27 cm squared

• 44.87 cm squared

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

• 66cm
• 78.5cm
• 66.5cm
• 10m

Tags

CCSS.7.G.B.4

What is the area of this circle?

• 82.13
• 78.54
• 314.16
• 170.12

Tags

CCSS.7.G.B.4

What is the area of this circle?

• 174.23 square units

• 212.34 square units

• 131.38 square units

• 153.86 square units

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