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The Department of School Education and Literacy, Ministry of Education today released the Performance Grading Index (PGI) for States/UTs for 2020-21, a unique index for evidence based comprehensive analysis of school education system across State/UTs.
Sum of diameter and circumference of a circle is 232 cm, the find area of circle.
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?
Find the area of the sector of a circle with radius 14 cm and central angle 90°.
In a circle, two chords AB & CD are produced at P which is outside the circle . If PA= 18 cm, AB= 12 cm , PC = 6 cm then find CD.