
Maggie S.
asked 06/11/21This question is about the volume of a rectangle. Can I get help as soon as possible please?
The volume V of a rectangular pyramid varies jointly as the area of the base B and the height h. V = 56 m3, when B = 24 m2 and h = 7 m. Identify B when V = 81 m3 and h = 9 m.
A.) 24 m2
B.) 25 m2
C.) 30 m2
D.) 27 m2
1 Expert Answer

Mark M. answered 06/11/21
Mathematics Teacher - NCLB Highly Qualified
V = Bhk
56 = (24)(7)k
Can you solve for k?
Then
81 = B(9)k
Can you solve for B?
Jala M.
Is it 27?06/11/21
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Mark M.
The problem is about a rectangular pyramid.06/11/21