The curved surface area of a cylindrical pillar is 264 m2 and its volume is 924 m3. Find theratio of its diameter to its height ?
A3:7
B7:6
C6:7
D7:3
A3:7
B7:6
C6:7
D7:3
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In the figure of the trapezium a =8 cm, b = 14cm h = 6cm what is its area ?