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- the pyramid of khafre has a sqaure horizontal base along sloping edeges 215.5 m in length. each face is inclined at an angle of 53.22 . find the height of the pyramidNeed answer in 15 min Take g value 9.81One US gallon is 231 in3 A garden hose with a cross sectional area of 0.63 in2 has a flow of water of 36.07 in/s. How long will it take to fill a gallon jug?