Quadrilateral 8219

Calculate the body height in a regular quadrilateral pyramid with a volume V = 163.3 cm3, whose base edge has a size a = 0.7dm.

Correct answer:

h =  10 cm

Step-by-step explanation:

V=163.3 cm3 a=0.7 dm cm=0.7 10  cm=7 cm  S1=a2=72=49 cm2  V = 31   S1   h  h=3 V/S1=3 163.3/49=4904899 cm=10 cm

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