CASTLE LEARNING ASSIGNMENT 4A

1.Circumference is to circles as

  1. volume is to vertices
  2. area is to angles
  3. perimeter is to polygons
  4. perimeter is to polyhedrons

2. How do you write the circumference of the circle in terms of π?

  1. 10π
  2. 20π
  3. 30π
  4. 40π

3.How can you express the area of the circle in terms of π?

  1. 8π
  2. 16π
  3. 64π
  4. 80π

4. Express, in terms of π, the area of a circle whose radius is 6.

  1. 6 + π
  2. 6π
  3. 36π
  4. 360π

5. A circle has a radius of 5. Express, in terms of π, the circumference of the circle.

  1. 5π
  2. 10π
  3. 25π

6. The radius of a circle is 7. What is the area of the circle in terms of π?

  1. 7π
  2. 7π2
  3. 14π
  4. 49π

7. The diameter of a circle is 8. What is the area of the circle in terms of π?

  1. 8π
  2. 16π
  3. 64π
  4. 8π2

8.Express as a decimal.

Answer: ______

9. The decimal 2.5 is equivalent to all of the following except

10.The decimal 4.25 is equivalent to all of the following except

11. In 1956, Hank Aaron was the National League’s batting champion. He had a batting average of 0.328. Which number in his average is located in the hundredths place?

  1. 0
  2. 3
  3. 2
  4. 8

12. I am thinking of a number with the digit 6 in the ones place, the digit 2 in the hundredths place, and the digit 4 in the thousandths place. What is my number?

  1. 0.624
  2. 6.024
  3. 6.0024
  4. 0.642

13.What is the perimeter of the square shown in the diagram?

Answer:______cm

14.Jeff sleeps about 8 hours per night. About how many hours did he sleep in the month of June?

Answer: ______hours

15.Jan and Joe filled their summer pool 50% of the way full. If there was 500 gallons of water in the pool, what is the capacity of the pool?

  1. 1000 gallons
  2. 500 gallons
  3. 250 gallons
  4. 150 gallons

16.If the diameter of a circle is 4 centimeters, what is the length of the radius?

Answer:______centimeters

17.If a circle has a radius of 10 inches, what is the measure of the diameter?

Answer: ______inches

18.Name a diameter of the circle.

19.What is the name of a line segment with endpoints on a circle and that passes through the center of the circle?

  1. radius
  2. diameter
  3. chord
  4. arc

20.Kyle is putting up a round pool. The diameter of the pool is 27 feet.

If Kyle has to mark the center of the pool, what is the length of the radius he should use?

Answer: ______feet

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Castle Learning 4A