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Pratham is an NGO working for quality education to unprivileged children of India. It was co-founded by Madhav Chavan and Farida Lambay. Its ASER report is India's largest NGO run annual survey.
If a wheel covers a distance of 2200 cm in 7 rotations, then the diameter of the wheel is?
In the given diagram, point 'O' represents the center of a circle, while AB and DE are two distinct chords within the circle. The line segment OC is per...
If the radius of a circle is 15 cm, then which of the following is true regarding the length of the chord (L)?
A circular racing track has been developed in a field. If the difference between the outer circumference and the inner circumference of the racing track...
Sum of diameter and circumference of a circle is 232 cm, the find area of circle.