- A rhombus has an area of 1,800 cm², and its diagonals are in the ratio 6:5. A circle is drawn using the smaller diagonal as its diameter. What is the diff...
- What is the area of a circle whose radius is equal to the length of a cube’s edge, if the cube's total surface area is 1,944 cm²? (Take π = 3)
- A circle has its area eleven times greater than its circumference in numeric value. Find the circle’s diameter.
The circumference of the two circles is 120 cm and 428 cm respectively. What is the difference between their radii?
Determine the diameter of the incircle of a triangle whose area is 60 cm² and the semi-perimeter is 20 cm.
- The numerical value of the area of a circular park is ten times the numerical value of its perimeter. Find the diameter of the park.
If the lengths of the diameters of two concentric circles are 16cm and 18cm respectively, then what will be the area of the region between them?
The wheel of a car made 300 rotations. How much distance did the car travel if the diameter of the wheel is 28 inches? (1 inch = 2.54cm)
Find the area of the sector of a circle with radius 14 cm and central angle 90°.
In a circle, the length of a chord AB is 48 cm & radius is 25 cm. Find the distance between centre and chord.