magmoo3779
17.01.2021 •
Mathematics
15 points Question
The volume V of a pyramid varies jointly as the
area of the base B and the height h, and
V = 24 ft3 when B = 12 ft2 and h = 6 ft. Find B
when V = 54 ft3 and h = 9 ft.
Solved
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Ответ:
18ft²
Step-by-step explanation:
V volume pyramid = 1/3× base area × height
V = 1/3 × B × h
24 ft³ = 1/3(12ft²)(6ft)
when V =54 ft³ h= 9ft B =?
V=1/3Bh
B=V3/h
B=(54×3)/9
B=6×3
B=18 ft²
Ответ:
of what
Step-by-step explanation: