Circle practice problems - page 27 of 51

Number of problems found: 1002

Prism bar diameter
If we want to make a prism with a wooden base with a 5 cm side of a wooden bar, what is the bar's smallest diameter?
Circumscribing
Find the radius of the circumscribed circle to the right triangle with legs 6 cm and 3 cm.
Curved surface area CSA
A cylinder 5 cm high has a base radius(7/2) cm. Calculate the curved surface area.
A circle
A circle relation is given to be x² + y² =16. What is the radius of the circle?
Beam diameter
What diameter must the trunk of a tree have to carve a beam with a square cross-section of 20 cm on it?
Circumscribed iso triangle
Construct an isosceles triangle if a given circle circumscribed with a radius r = 2.6 cm is given.
Right triangle
Draw a right triangle ABC if |AB| = 5 cm |BC| = 3 cm, |AC| = 4 cm. Draw Thales circle above the hypotenuse of the triangle ABC.
Semicircle
The semicircle with center S and the diameter AB is constructed equilateral triangle SBC. What is the magnitude of the angle ∠SAC?
OK circle
The right triangle has hypotenuse long 33 and one leg long 17. Calculate the radius (circumradius) of the circle described.
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.
Triangle circle circumference
Calculate the perimeter of a circle circumscribed by a right triangle with squares 10 cm and 15 cm long.
Circle area
Find the area of the circle that is a) inscribed, b) described 6.32 cm².
Container diameter calculation
The cylindrical container is completely filled and contains 62.8 liters of water. It is half a meter high. Calculate the bottom diameter.
Folding table
A folding kitchen table is rectangular with an area of 168 dm² and one side 14 dm long. If necessary, it can be enlarged by attaching two semicircular plates along the sides b. By what percentage does the table area increase? Round the result to the neare
Square circles
Calculate the length of the described and inscribed circle to the square ABCD with a side of 5 cm.
Square and circles
A square with side 68 km has a circumscribed circle and an inscribed circle. Determine the radii of both circles.
A pipe
A radius of a cylindrical pipe is 2 ft. If the pipe is 17 ft long, what is its volume?
Cylinder surface
The surface of the cylinder with a base diameter of 20 cm and a height of 0.3 m is approximate.
Triangle circle radius
Calculate the radius of the circle circumscribed about a right triangle whose legs are 10 cm and 24 cm long.
Circle area
Calculate the area of the circle, which is described by a square with a side length of 7.5 cm.

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