The volume of planter is 27 cubic feet .Therefore, amount of soil is needed to fill the planter will be 27 cubic feet.
Volume of the cuboid:
Volume of the cuboid is the total space occupied by the cuboid in the three dimensional space. It is calculated as:
Volume of cuboid = length × breadth × height
According to the given question
Planter is made up of two cuboids.
Therefore,
Amount of soil needed to fill the planter= volume of the planter
so, volume of the planter=(3×2×3)+(3×1×3)=27 cubic feet.
Hence, 27 cubic feet soil is need to fill the planter.
Learn more about the volume here:
https://brainly.com/question/27104792
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