TEKS.MATH.7.9B

What is the diameter?

• 8
• 16
• 10
• 4

Tags

TEKS.MATH.7.9B

What is the area of a circle?

• The distance around a circle.
• The space inside the circle.
• A line from side to side passing through the center.
• A line from the center to the side.

Tags

TEKS.MATH.7.9B

A Circle has a radius of 6 inches.  What is the circumference of the circle? (Best Choice)

• 3π or about 9.42 in
• 6π or about 18.84 in
• 12π or about 37.68 in
• 36π or about 113.04 in 

Tags

TEKS.MATH.7.9B

A DVD has a diameter of 15 millimeters. What is the circumference?

• c = 15π
• C = 2π15
• c = 15/π
• c = 15/2π

Tags

TEKS.MATH.7.9B

What is the radius?

• 18 ft
• 72 ft
• 38 ft
• 14 ft

Tags

TEKS.MATH.7.9B

Calculate the area. Use 3.14 for pi. Round to the nearest tenth if needed.

• 1582.8 cm ²

• 1476.4 cm ²

• 586.2 cm ²

• 602.5 cm ²

Tags

TEKS.MATH.7.9B

Calculate the area. Use 3.14 for pi. Round to the nearest tenth if needed.

• 245.6 m ²

• 223.4 m ²

• 242.2 m ²

• 345.9 m ²

Tags

TEKS.MATH.7.9B

What is the area of the semi-circle shown?

• 19.6

• 26.9

• 15.7

• 9.8

Tags

TEKS.MATH.7.9B

What is the area of this circle?

• 6082.12
• 1519.76
• 1893.14
• 1292.92

Tags

TEKS.MATH.7.9B

The circumference of the wheel on Roy's bicycle is 225 in.

^{What would you do to determine the radius of the wheel?}

• Divide the circumference by 𝜋.

• Divide the circumference by 𝜋 to find the diameter; then divide the diameter by 2 to find the radius.

• Multiply the circumference by 𝜋.

• Multiply the circumference by 𝜋 to find the diameter; then divide the diameter by 2 to find the radius.

Tags

TEKS.MATH.7.9B