Question
If the numerical value of the area of a circle is seven times that of its circumference, determine the diameter.
More Circle Questions
- Find the area of a circle whose radius is (4/5)ᵗʰ of the side of a square whose area is 2,025 cm². (Use π = 3.14)
- 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.
- From an external point P, a tangent PT is drawn to a circle with centre O. If OP = 17 cm and radius = 8 cm, then PT is:
- In the figure given below, a circle is inscribed in a triangle ABC. If AB = 18 cm, BC = 14 cm and AC = 16 cm, then find the length of YC.
- In a circle of radius 10 cm, a chord has length 16 cm. Find the distance of the chord from the centre of the circle.
- A circle touches all four sides of a quadrilateral. If AB = 18 cm, BC = 21 cm, and AD = 15 cm, then what is the length of CD?
- From an external point P, a tangent PT is drawn to a circle with centre O. If OP = 17 cm and PT = 15 cm, then the radius of the circle is:
- A circle has radius r. A square is inscribed inside it. Area of square is 242. Find radius.
- A square has an area of 2,500 cm². Find the area of a circle whose radius is (2/5)ᵗʰ of the length of the square’s side. (Take π = 3.14)
- If the angle of a sector of a circle is 300 & its radius is 7cm , find the area of this sector?
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