Perimeter of Circle Problems - page 5 of 15
Number of problems found: 283
- Circumscribed circle to square
Find the length of a circle circumscribing a square side of 10 cm. Compare it to the perimeter of this square. - Athlete
How long length an athlete run when the track is a circular shape radius of 120 meters, and an athlete runs five times in the circuit? - Well
A rope with a bucket is fixed on the shaft with the wheel. The shaft has a diameter of 45 cm. How many meters will drop bucket when the wheels turn 7 times? - Sector
The perimeter of a circular sector with an angle 0.7 rad is 53 cm. Determine the radius of the circle from which the sector comes. - Silo
The outer perimeter of the silo is 10 m. The concrete wall is 13 cm thick. What is the diameter and area of the inside floor of the silo? - Quarter circular
The wire hooked around the perimeter of the quarter-circular arc has a length of 14π+56. Determine the radius of the circle arc. - Field circle diameter
The field has the shape of a circle. If he wants to run 800m, Honza has to go around the field 2.5 times. Determine the diameter of the pitch for the whole meter. - Circle circumference meters
Calculate the circumference of the circle if its radius is 25 cm. Express the result in meters. - Bicycle wheel
What is the diameter in centimeters of the wheel of a bicycle if it turns 2000 times on a track 4082 m long - Skier semicircle distance
A skier skis down a black slope. He makes a total of 31 half-circles while going down the hill. The radius of one semicircle is 4m. What distance did he travel? - Circle diameter
Calculate the diameter of a circle whose area in cm² and the circumference in cm are expressed by the same number. - Round table
The round table has a diameter of 78 cm. A tablecloth should be sewn on it, extending around the table by 10 cm. How many centimeters of ribbons need to be bought for edging? - Circumference - bed
The perimeter of the round bed is 36m. Find the length of the part of its circumference that belongs to the given center angles of 180° - Two gears
The two gears fit together. The larger gear has 32 teeth. The smaller gear has 20 teeth fewer. How many times does turn a smaller gear if the bigger gear turns three times? - Circular arc length
The length of the circular arc at the corresponding angle of 120 ° is 8 cm. What is the size of the whole circle? What is its radius? - Circle circumference
Calculate the circumference of a circle if its area is 706.5 cm² - Circular arc
Calculate the length of the circular arc if the diameter d = 20cm and the angle alpha = 142 ° - Stadium area
When the runner goes around the circular stadium five times, he runs 157 km. What area does the stadium occupy? - Perimeter of circle
Calculate the circumference of a described circle to the triangle with sides 9,12,15 cm. - Described
Calculate the perimeter of the circle described by a triangle with sides 82, 495, 438.
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