Vocabulary
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The diameter is 10 inches. Find the radius.
What is 5 inches?
A bicycle wheel has a radius of 1 foot. What is the diameter?
What is 2 ft?
Line that passes through the origin of a circle.
What is diameter?
What is the diameter if the radius is 3.2 inches?
What is 6.4 inches?
The monster truck has wheels with a diameter of 11 feet. What is the radius?
What is 5.5 ft?
What do you call half of the diameter?
What is radius?
A circle has a diameter of 22 inches. What is the circumference?
What is 69.08 in?
Kim made a circular flower bed in her yard. The diameter of the flower bed is 6 feet.
What is the area of her flower bed?
What is 28.26 ft squared?
The inside measurement of a circle.
What is area?
A circle has a radius of 50 miles. What is the area of the circle?
What is 7,850 miles squared?
Marcus has a circular rug in his room. If the diameter of the rug is equal to the length of the bedroom floor (12ft), what is the circumference of his rug?
What is 37.68 ft?
The formula for _____ is 2πr
What is circumference?
A circle has a diameter of 16. What is the formula (plug in the numbers) used to find the answer for circumference?
What is 3.14*8^2? or 3.14 *16
Maria is building a circular pool. The radius of the pool will be 7 feet. She will put a cover on the pool and build a fence around the pool.
What is the minimum number of feet needed for her fence?
What is 43.96 ft?