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A right pyramid has an equilateral tr...

A right pyramid has an equilateral triangular base of side 4 units. If the number of square units of its whole surface area is three times the number of cubic units of its volume, find its height. (a) 3 units     (b) 4 units     (c) 5 units     (d) 6 units

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RS AGGARWAL-VOLUME AND SURFACE AREAS-All Questions
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