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The volume of a cuboid is 1728 cm^3.If h...

The volume of a cuboid is `1728 cm^3`.If height of the cuboid is 12 cm, then find area of its base,

A

`36cm^2`

B

`144 cm^2`

C

`48cm^2`

D

`64cm^2`

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The correct Answer is:
To find the area of the base of the cuboid given its volume and height, we can follow these steps: ### Step 1: Understand the formula for the volume of a cuboid. The volume \( V \) of a cuboid can be calculated using the formula: \[ V = \text{length} \times \text{breadth} \times \text{height} \] ### Step 2: Substitute the known values into the formula. We know the volume \( V = 1728 \, \text{cm}^3 \) and the height \( h = 12 \, \text{cm} \). We can substitute these values into the volume formula: \[ 1728 = \text{length} \times \text{breadth} \times 12 \] ### Step 3: Rearrange the formula to find the area of the base. The area of the base \( A \) of the cuboid is given by: \[ A = \text{length} \times \text{breadth} \] From the volume formula, we can express the area of the base in terms of the volume and height: \[ A = \frac{V}{h} \] ### Step 4: Calculate the area of the base. Substituting the known values into the rearranged formula: \[ A = \frac{1728}{12} \] Now, performing the division: \[ A = 144 \, \text{cm}^2 \] ### Final Answer: The area of the base of the cuboid is \( 144 \, \text{cm}^2 \). ---
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