Perimeter of Circle Problems - page 6 of 15
Number of problems found: 283
- Coin
How many 5-cent coins must be put in a row so that the next 5-cent coins after them (above) are rolled on its axis? - Pipeline
How much percent has the pipe cross-section area changed (reduced) if the circular shape is changed to square with the same perimeter? - Circle circumference calculation
Calculates the circumference of a circle if its area is S = 2119.5 cm². - Carousel perimeter
The carousel wheel has a diameter of 138 meters and has 20 cabins around the perimeter. What circuit does the bike have? - Cycling track
The cycling racetrack has the shape of a circle with an area of 2 ha. How long will a cyclist drive one-third of a kilometer in a perimeter? - Distance from Wheel Rotation
Škoda Kadjar has a wheel diameter of 65 cm. What path will it travel if it turns 100 times? - Hand velocity ratio
The minute hand is three times longer than the second hand. In what ratio are the magnitudes of the velocities of their endpoints? - Inscribed circle
A circle is inscribed in the triangle with sides of 13 cm, 14 cm, and 15 cm. What is its radius? - Wheel turns
The diameter of the motorcycle wheel is 55 cm. How often does a motorcycle wheel turn on a 5 km long road? - Math heart
A stylized heart shape is created from a square with a 5 cm long side and two semicircles over its sides. Calculate the area and its circumference. - Minute-hand
How long will a large (minute) hand travel on the clock for 48 minutes if its length is 56 cm? - Arc
The circle arc corresponding to the angle is 357° is 18 dm long. What is the length of the entire circle? - Wire D
Wire length 6 m is bent to form a semicircle circuit (including the diameter). Determine the radius of the semicircle. - Circle diameter
The length of the circle is 87.92 cm. Calculate the size of the circle diameter. Express the result in centimeters. - Perimeter 59
The circumference of a circular bed is 36 m. Find the length of the arc corresponding to the following central angles: 90°, 45°30′, 120°, 15°. - 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 - A bicycle
A bicycle wheel has a diameter of 63 cm. Calculate how many times the wheel turns round in traveling 19.8 km. - Running
The length of the inner edge of the running oval is 400 m. The straight sections measure 90 m. Calculate the dimensions of the oval - the rectangle where this oval can fit. - Circular track
The competitor runs on a circular track with a radius of 86 m. How many meters will he run in five rounds? (Solution and detailed procedure) - Decagon
Calculate the area and circumference of the regular decagon when its radius of a circle circumscribing is R = 1m
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