Circle practice problems - page 21 of 49
Number of problems found: 972
- Calculate 5499
Calculate the area of the circle, which is described by a square with a side length of 7.5 cm.
- 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.
- Clocks
How long does the track travel the second hand of a clock in 30 hours, which is 4 cm long?
- Bicycle wheel
A bicycle wheel has a diameter of 60 cm. Approximately how many times does the wheel rotate at a 2.5 km long trip?
- Treadmill 70904
The runner circled the track three times. If he went around it once more, he would run one kilometer. What is the radius of the treadmill?
- Premiere 6693
How often does a bike with a 100cm premiere turn on a 24 km long track?
- The crane
The construction crane has a 20m long arm. What construction area in ares can it handle from this crane if it rotates around its axis?
- A bicycle
A bicycle wheel has a diameter of 63 cm. Calculate how many times the wheel turns round in traveling 19.8 km.
- Circumscribed iso triangle
Construct an isosceles triangle if a given circle circumscribed with a radius r = 2.6 cm is given.
- OK circle
The right triangle has hypotenuse long 33 and one cathetus long 17. Calculate the radius (circumradius) of the circle described.
- 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.
- Q-Exam
If tg α = 8.6, Calculating sin α, cos α, cotg α .
- The cylinder 2
Find the volume and the lateral area of a cylinder with a height of 12 inches and a base radius of 4 inches.
- Hemispherical dome
What is the coverage area of the painting of a hemispherical dome with a diameter of 8 m?
- Diameter 83450
Škoda Kadjar has a wheel diameter of 65 cm. What path will it travel if it turns 100 times?
- Circumference 62124
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?
- Perpendiculars 64574
Calculate the circle radius circumscribed by a right triangle whose perpendiculars are 10 cm and 24 cm long.
- Circumference 56291
Calculate the circumference of a circle circumscribed by a right triangle with squares 10 cm and 15 cm long.
- Described 4187
Find the area of the circle that is a) inscribed, b) described 6.32 cm square.
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