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Two circles of radii 15 cm and 10 cm touch each other externally at a point A. PQ is the direct common tangent of those two circles of centers O ₁ and...
Two chords AB and CD of a circle intersect at E such that AE = 3.4 cm, BE = 4.2 cm and CE = 2.6 cm. What is the approximate length of DE?
In a circle AB is diameter & C is a point on circumference such that AC = 13 cm & BC = 84 cm then find the area of circle ?
If a wheel covers a distance of 2200 cm in 7 rotations, then the diameter of the wheel is?
In a circle AB is diameter & C is a point on circumference such that AC = 8 cm & BC = 15 cm then find the area of circle ?
Find the area of largest square that can be inscribed in a circle of radius ‘r’.
Find the area of the sector of a circle with radius 14 cm and central angle 90°.
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?
Sum of diameter and circumference of a circle is 232 cm, the find area of circle.
A square ABCD is inscribed in a quadrant APCQ in the given figure. If AB = 20 cm, find the area of the shaded region (take π=3.14) correct to two place...
