3 years ago

Help fast pleaese Given a pyramid l = w = 9.0 mm and V = 324.0 cubic mm , find h in mm.

Mathematics

1 answer:

ikadub [295]3 years ago

8 0

Answer: h = 12mm

Step-by-step explanation:

The volume of a pyramid is given as :

V = $\frac{1}{3}$ lwh

Therefore:

324 = $\frac{1}{3}$ lwh

324 x 3 = 9 x 9 x h

Therefore:

h = 972/81

h = 12mm

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