Perimeter of Circle Problems - page 8 of 15
Number of problems found: 287
- Pond radius calculation
Mr. Mark wants to build a circular pond in his garden. He wishes the perimeter of the pond in meters and the area in square meters to be expressed in the same numbers. What is the radius of the pond? - Quarter of a circle
Calculate the circumference of a quarter circle if its area is S = 314 cm². - Inscribed rectangle
What is the perimeter of a rectangle inscribed in a circle whose diameter is 5 dm long? - Bicycle Wheel Rotations
How many times does a bicycle wheel with a 100 cm circumference turn on a 24 km long track? - Linden circumference
The largest linden in Bohemia is the Vejdová lime tree in the Orlické Mountains, with a circumference of 15 m 40 cm. What trunk circumference does this linden tree have in decimetres? - Tree shadow 3
What is the diameter of a tree wrapped in a rope around 3 m 9 dm 7 cm long? How big is its cross-sectional area? - Arc
The arc of a circle corresponding to a central angle of 357° is 18 dm long. What is the circumference of the entire circle? - Quadrilateral circle radius
Given is a quadrilateral ABCD inscribed in a circle, with the diagonal AC being the circle's diameter. The distance between point B and the diameter is 15 cm, and between point D and the diameter is 18 cm. Calculate the radius of the circle and the perime - Triangle circle length
A right-angled triangle ABC with sides 5 cm and 12 cm is described by circle k. Calculate the length of circle k in centimeters. When calculating, use π = 3, 14 and round the result to tenths. - Tractor wheel turns
Five-year-old Patrik got a tractor. The smaller wheel of the tractor has a circumference of 18 cm, and the giant wheel of the tractor has a circumference of 7 cm larger. Calculate how many times the larger tractor wheel turns on a 10 m track. - Seed drill area
The diameter of the seed drill wheel is 90 cm, and the working width is 240 cm. Calculate the field area if the wheel turns 200x. - Bike wheel
A bicycle wheel has a radius of 30 cm. How many times does it rotate if we cycle 471 m? - Circle and rectangle
The circle describes a rectangle with sides of 11.7 cm and 175 mm. What is its length? Calculate the area of the circle described by this circle. - Wheel diameter What is the diameter of the wheel when it turns 455 times per 1 km? They rounded to the nearest cm.
- Circle length
The 16 cm long string is 6 cm from the circle's center. Calculate the length of the circle. - Circular base
Find the radius of the circular base of the vessel, whose perimeter is 2.51 m. Write the result to one decimal place in meters. Via the π sign - Ludolph's number - Clock
What distance will pass the end of an 8 cm long hour hand for 15 minutes? - Circle and angle
What is the arc length of a circle with radius r = 432 dm corresponding to a central angle of 0.53 rad? - Bicycle wheel
A bicycle wheel has a diameter of 60 cm. Approximately how many times does the wheel rotate on a 2.5 km trip? - Hand weekly track
The minute hand is 30 cm long. The hour hand is half as short as the minute hand. How big a track describes its endpoint in a week.
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