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A triangular pyramid with a height of 9 inches has a volume of 63 cubic inches. If the height of the triangular base is 6 inches, what is the base length of the triangular base?

Respuesta :

Answer:

3.5 inch

Step-by-step explanation:

V = 1/3 AH

63 = 1/3 * A * 9

A = 21

Triangle area + base length x base height

21 = 6 x L

l = 21 / 6 = 7 / 2 = 3.5

Answer:

the person below is  wrong its 7

Step-by-step explanation:

i did the math

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