The yearly compound interest on a sum of money in 2 years and 3 years are Rs.7620 and Rs.7986 respectively. Calculate the rate of compound interest and the principal.

Complete the steps, which describe how to find the area of the shaded portion of the circle. find the area of the sector by multiplying the area of the circle by the ratio of the to 360. subtract the area of the triangle from the area of the sector.

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Which angle has the same measure as the dehedral angle formed by the orange face and the purple rectangle