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MEAP Preparation - Grade 6 Mathematics
4.26 Circle Problems

  1. The radius of a circle is half the diameter.
  2. The area of a circle is given by pi x r2. square units.( r is the radius and pi = 3.14)
  3. The perimeter of a circle is the circumference.
  4. The circumference of a circle is given by C = 2 x pi x r units.
Example: The radius of a circle is 5 cm. Find the area.
Area = pi x r2
Area = 3.14 x 5 x 5
Answer: 78.5 sq cm

Directions: Answer the following questions. Also write at least ten examples of your own.
Q 1: If the circumference of a circle is 62.8 centimeters, what is the area?
3140 square centimeters
197.192 square centimeters
313.72 square centimeters
350.7 square centimeters

 Q 2: If the radius of the circle is 10 cm, what is its diameter?
20 cm
5 cm
20 m

Q 3: A circle has a diameter of 5 inches. What is the area?
19.625 square inches
196.25 square inches
157 square inches
15.7 square inches

 Q 4: The circumference of a circle is 47.1 inches. What is the area of the circle?
147.894 square inches
176.625 square inches
70.7 square inches
706.5 square inches

Q 5: A circle has a radius of 3 feet. What is the area of the circle?
9.32 square feet
18.84 square feet
188 square feet
28.26 square feet

 Q 6: A circle has an area of 31,400 square inches. What is the radius?
1000 inches
10 inches
6.28 inches
100 inches

Question 7: This question is available to subscribers only!

 Question 8: This question is available to subscribers only!


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