Circle practice problems - page 6 of 50
Number of problems found: 995
- Flowerbed area calculation
What is the area of the round flowerbed, whose circumference is 62.8 m? How many edges does it have? - Bicycle wheel
The bicycle wheel diameter is 62 cm. How many times turns the bicycle on the road 1 km long? - Pizza circumference
Calculate the circumference of a pizza with a diameter of 62 cm. How big is the plate on which it is placed when it covers it? - The equator
Calculate the length of the equator. Calculate a radius of 6378 km. Round to the nearest thousand. - Procedure and calculation - Central angle
The circle has a diameter of 46 cm. What is the arc length that corresponds to a central angle of 30°? - Circle - easy 2
The circle has a radius of 6 cm. Calculate its diameter, perimeter, and area: - Odometer
The odometer is driven by the wheel's rotation, which has a diameter of 65 cm. After how many rotations does the wheel turn counter to the next kilometer? - Velocipede
The front wheel of the velocipede from the year 1880 had a diameter of 1.8 m. Suppose the front wheel is turned again once, then the rear wheel six times. What was the diameter of the rear wheel? - Math circle students
The math circle is attended by h = 10 boys and k = 5 girls. a) How many students go to the ring? b) How many students are in the ring if five girls and three boys are missing - Sprinkler irrigation area
The rotary sprinkler's spray area is 20 m. What area of land can it irrigate from one location? - Bicycle wheel turns
How often does a bicycle wheel with a diameter of 50 cm turn on a route 10 km long? The result round to an integer. - Oval track length
Calculate the length of the oval race track, which has two straights of 100 m, and the diameter of the curves is 52 m. - Clock Hand Angle Lunchtime
Lunch is served from 12:10 to 12:35. What angle will the little hour hand describe during this time? a) 12 ° b) 12.5 ° c) 13 ° d) 42 ° - Circle center distance
Circles with radii r1 = 10 centimeters and r2 = 4 cm touch from the outside. What is the distance between their centers? - Wheel Travel Distance
How many m did a wheel with a diameter of 22dm pass if it stopped after 30 turns? - Mining wheel descent
The mining tower's wheel has a diameter of 150 cm. If the wheel turns in the same direction seventy times, how many m will the elevator cage descend? - The spinner
The spinner below is spun 12 times. It landed on I 4 times, II 7 times, and III 1 time. What is the difference between the experimental and theoretical probabilities of landing on the II? - 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? - 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? - Intersections
How many intersections have circles with radius 16 mm and 15 mm if the distance of their centers is 16 mm?
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