วิธีการคำนวณ Rectangular Prism
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A rectangular prism (cuboid) is a 3D shape with 6 rectangular faces, 12 edges, and 8 vertices. It is the most common solid shape in everyday life — boxes, rooms, and buildings are all approximate rectangular prisms.
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- 1Volume = Length × Width × Height
- 2Surface area = 2(LW + LH + WH)
- 3Diagonal = √(L² + W² + H²)
- 4A cube is a special rectangular prism where L = W = H
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What is Rectangular Prism?
A rectangular prism (cuboid) is a 3D shape with 6 rectangular faces, 12 edges, and 8 vertices. It is the most common solid shape in everyday life — boxes, rooms, and buildings are all approximate rectangular prisms
How accurate is the Rectangular Prism calculator?
The calculator uses the standard published formula for rectangular prism. Results are accurate to the precision of the inputs you provide. For financial, medical, or legal decisions, always verify with a qualified professional.
What units does the Rectangular Prism calculator use?
This calculator works with inches, watts. You can enter values in the units shown — the calculator handles all conversions internally.
What formula does the Rectangular Prism calculator use?
The core formula is: Volume = Length × Width × Height. Each step in the calculation is shown so you can verify the result manually.
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