Perimeter of Circle Problems - page 7 of 15
Number of problems found: 283
- Ferris wheel
Ferris wheel reaches 22 m tall and moves at the speed of 0.5 m/s. During one drive wheel rotates three times. What is the total drive time? - Pulley
A fixed rope with a load is mounted on wheels with a diameter of 40 cm. Calculate how far the load is lifted when the wheel turns seven times. - Nine-gon
Calculate the perimeter of a regular nonagon (9-gon) inscribed in a circle with a radius 18 cm. - Clocks
How long does the track travel the second hand of a clock in 30 hours, which is 4 cm long? - Saw
Blade circular saw with a diameter 42 cm turns 825 times per minute. Express its cutting speed in meters per minute. - Triangle in circle
The vertices of the triangle ABC lie on a circle with a radius 3, which is divided into three parts in the ratio 4:4:4. Calculate the circumference of the triangle ABC. - Wheel turn count
The wheel circumference of the truck is 2 meters. The car covered a distance of 20km. How many times did the wheel have to turn? - Motorcycle wheel distance
The front wheel of the motorcycle turned 800 times while riding. What distance did the motorcyclist walk if the diameter of the front wheel was 50 cm? - Bicycle Wheel Rotations
How often does a bike with a 100cm premiere turn on a 24 km long track? - Circle arc + section
Calculate the length of the arc of a circle and the volume of a circular section if the circle's radius is 8.3 centimeters and the central angle alpha=104 degrees. - Triangle circle radius
Given is an isosceles triangle whose base is 8 cm, and the sides are 15 cm long. Calculate the area of the triangle and the radius of the inscribed and circumscribed circle. - Bicycle wheel distance
The diameter of the bicycle is 66.5 cm. How many meters does it travel after 100 revolutions? (Round the result to units. ) - Bed sand volume
The radius of the circular bed is 2 m. Around it is an area filled with sand, the border of which is formed by the sides of a square with a length of 5 m and the bed's perimeter. Calculate the volume of the area covered with sand. - Pond radius calculation
Mr. Marek 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? - Inscribed rectangle
What is the perimeter of a rectangle inscribed in a circle whose diameter is 5 dm long? - Bike wheel
The bike wheel has a radius of 30cm. How often does it turn if we go on a 471m bike? - Clocks
The length of the minute hand is 12 cm. What track in meters will its endpoint describe in a week? - 30-gon
The radius of the inscribed circle is 15cm at a regular 30-gon. Find the side length a, circle radius R, circumference, and area. - Tree shadow 3
What is the diameter of a tree wrapped in a rope around 3m 9dm 7cm long? How big is its cross-sectional area? - Shape
The plane shape has a maximum area 677 mm². Calculate its perimeter if the perimeter is the smallest possible.
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