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What shape best describes the cross-section cut parallel to the base of a right rectangular prism?
The cross-section cut parallel to the base of a right rectangular prism will also be a rectangle. This is because the sides of the prism maintain their rectangular shape throughout, regardless of where the cut is made, as long as it is parallel to the base. The dimensions of the cross-section will depend on the height at which the cut is made but will always retain the rectangular form.
When is a face of a three-dimensional figure also a cross-section of that same figure?
When the 3-d shape is a prism and the cross section is in a plane at right angles to the length of the prism.
Is a rectangular prism a cube?
No. It is a parallelopiped. And, if it is a right rectangular prism then it is a cuboid.
What is the definition of a right rectangular prism?
no
Is a pencil a rectangular prism?
No, a pencil is not a rectangular prism. While it has a cylindrical shape, with a round body and pointed tip, a rectangular prism has six rectangular faces with right angles. A pencil's geometry is more akin to a cylinder than to a prism.
What is a prism with a cross-section of a right angled triangle?
A right-angled triangular prism!
When is a face of a three-dimensional figure also a cross-section of that same figure?
When the 3-d shape is a prism and the cross section is in a plane at right angles to the length of the prism.
Is a rectangular prism a cube?
No. It is a parallelopiped. And, if it is a right rectangular prism then it is a cuboid.
How do you work out the volume of a right prism?
Its volume is its cross-section area times its length.
What is the volume for a trapezoidal right prism?
Area of trapezoidal cross-section x length.
How many right angles are in a triangular -prism?
14 if the triangular cross section has a right triangle, 12 otherwise.
What is the definition of a right rectangular prism?
no
Is a pencil a rectangular prism?
No, a pencil is not a rectangular prism. While it has a cylindrical shape, with a round body and pointed tip, a rectangular prism has six rectangular faces with right angles. A pencil's geometry is more akin to a cylinder than to a prism.
Is there a difference between a right rectangular prism and a rectanglar prism?
yes, they are different.
How many right angles on all the faces of a rectangular prism?
A rectangular prism has six faces; each face has four right angles. There are 24 right angles in all.
Why does a prism or a cylinder have a set of parallel cross sections that are parallelograms?
The bases of a prism or cylinder are congruent and parallel and they meet the lateral face (cynder) or faces (prism) at right angles. A cross section parallel to the longitudinal axis will, therefore, be a rectangle.
Is a cube is a rectangular prism?
Although there is a separate formula for it, yes, a cube is technically a rectangular prism, and you can use the rectangular prism's formula, because a rectangle is defined as a quadrilateral with four right angles, which a square is.
