If the area of a rectangle of length = 9 m and width = 9 m is $81 m^{2}$ , what is the volume of a rectangular block with length = 9 m ,width = 9 m and height = 2 m ?

$152 m^{3}$

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$162 m^{3}$

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$163 m^{3}$

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$173 m^{3}$

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Solution

The correct option is B
$162 m^{3}$

Since the length and width of both the rectangle and the rectangular block are the same, we can calculate the volume of the block by multiplying the area with height.

Volume $V = a r e a \times h e i g h t$

Volume $V = 81 \times 2 = 162 m^{3}$

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If the area of a rectangle of length = 9 m and width = 9 m is 81 m2 , what is the volume of a rectangular block with length = 9 m ,width = 9 m and height = 2 m ?

The correct option is B 162 m3 Since the length and width of both the rectangle and the rectangular block are the same, we can calculate the volume of the block by multiplying the area with height. Volume V=area×height Volume V=81×2=162 m3

If the area of a rectangle of length = 9 m and width = 9 m is $81 m^{2}$ , what is the volume of a rectangular block with length = 9 m ,width = 9 m and height = 2 m ?

The correct option is B
$162 m^{3}$

Since the length and width of both the rectangle and the rectangular block are the same, we can calculate the volume of the block by multiplying the area with height.

Volume $V = a r e a \times h e i g h t$

Volume $V = 81 \times 2 = 162 m^{3}$