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G + 4 = K, K +4 = O, O + 4 = S, S + 4 = W A + 4 = E, E + 4 = I, I + 4 = M, M + 4 = Q R + 4 = V, V + 4 = Z, Z + 4 = D, D + 4 = H
In a triangle ABC, D, E and F are the mid-points of the sides BD, CA and AB, respectively. BE and DF intersect at X. DE and CF intersect at Y. Find XY = ?
The diagonal and one side of a rectangular plot are 65 m and 63 m, respectively. What is the perimeter of the rectangular plot?
The value of tan2 θ + cot2 θ − sec2 θ cosec2 θ is: