Circle practice problems - page 4 of 50
Number of problems found: 992
- Cable
The cable consists of 5 strands, each strand consisting of 11 wires with a diameter of d = 0.3 mm. Calculate the cross-section of the cable. - Sprinkler 45721
The rotary sprinkler has a spray of 18m. How much land can it irrigate from one place? - Describe 5845
The tower clock has a small hand 1 m long. What path will the tip of the little hand describe in 1 day? - Different circles
Draw five circles with different radii. Measure the diameter of each circle and compare it to its radius. What is true about them? - The formula
The formula for the area of a circle is (Pi x r x r), where r = measure of the radius and Pi = 3.14. What is the area of a circle whose radius measures 1 cm? - Clock hands
The second hand has a length of 1.5 cm. How long does the endpoint of this hand travel in one day? - Circle r,D
Calculate the diameter and radius of the circle if it has a length 26.59 cm. - Tree trunk
Calculate the average tree trunk with a circumference of 192 cm. - Circumference - a simple
What is the ratio of the circumference of any circle and its diameter? Write the result as a real number rounded to 2 decimal places. - Members 82412
There are 12 girls in the circle. Girls make up 2/3 of all members. How many boys are there in the circle? - Simultaneously 37091
Ten children came to the art circle. Eight children painted, and nine, I guess. How many children did I paint with, and I think simultaneously? - The ratio
The ratio of the lengths of the two circles is 5:2. Find the ratio of a a) the radii of these circles b) the areas for these circles - The equator
Calculate the length of the equator. Calculate a radius of 6378 km. Round to the nearest thousand. - Procedure and calculation - Circle - easy 2
The circle has a radius of 6 cm. Calculate its diameter, perimeter, and area: - Bicycle wheel
The bicycle wheel diameter is 62 cm. How many times turns the bicycle on the road 1 km long? - Two circles
Two circles with a radius of 4 cm and 3 cm have a center distance of 0.5cm. How many common points have these circles? - Wheel
What is the wheel diameter if the 0.57 km track turns 106 times? - Calculate 17473
Calculate the length of the oval race track, which has two straights of 100 m, and the diameter of the curves is 52 m. - Themselves 3463
How many different ways can members of a 7-member philatelic circle elect a secretary and a steward from among themselves? - 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?
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