Circumference and Area Word Problems

What is the formula for the area of a circle?

• Area = 2πr

• Area = π × r²

• Area = π × d

• Area = r² × h

Tags

CCSS.7.G.B.4

What is the formula for the circumference of a circle?

• Circumference = 2 × π × r

• Circumference = π × r²

• Circumference = 2 × r

• Circumference = π × d

Tags

CCSS.7.G.B.4

If a circular track has a diameter of 6 feet, what is the circumference?

• 12.56 ft

• 18.84 ft

• 25.12 ft

• 15.70 ft

Tags

CCSS.7.G.B.4

What units are used to measure area?

• Cubic units (e.g., ft³, m³)

• Square units (e.g., ft², m²)

• Linear units (e.g., ft, m)

• Decimal units (e.g., 0.5, 1.0)

Tags

CCSS.3.MD.C.6

If the radius of a circle is 1.5 feet, what is the area?

• 3.14 ft²

• 7.065 ft²

• 9.42 ft²

• 5.25 ft²

Tags

CCSS.7.G.B.4

If Jojo's beach towel has a radius of 2.5 feet, what is the length of the fringe?

• 12.5 ft

• 15.7 ft

• 18.3 ft

• 10.0 ft

Tags

CCSS.7.G.B.4

If the area of a circular garden is 50.24 ft², what is the radius?

• 2 ft

• 3 ft

• 4 ft

• 5 ft

Tags

CCSS.7.G.B.4

How do you find the diameter if you know the radius?

• Diameter = radius × 2

• Diameter = radius + 2

• Diameter = radius - 2

• Diameter = 2 × radius

Tags

CCSS.7.G.B.4

What is the relationship between diameter and radius?

• The diameter is twice the radius.

• The diameter is half the radius.

• The diameter is equal to the radius.

• The diameter is three times the radius.

Tags

CCSS.7.G.B.4

If a circular pizza has a radius of 5 inches, what is its area?

• 62.83 in²

• 78.54 in²

• 50.27 in²

• 31.42 in²

Tags

CCSS.7.G.B.4