Write as an expression: The product of a number b and the sum of 8 and a number c
1 answer:
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Answer: h = 12mm
Step-by-step explanation:
The volume of a pyramid is given as :
V = lwh
Therefore:
324 = lwh
324 x 3 = 9 x 9 x h
Therefore:
h = 972/81
h = 12mm