A trapezoidal prism is a 3D figure comprised of 2 trapezoids that is joined by 4 rectangles.Prisms consist of polygon that kind their bases. Among the most recognizable examples of a trapezoid prism is a brick specifically the circular fire pit brick. A trapezoidal prism comes from the form trapezoid. Let's learn an ext about itsdefinition, properties, formulas and solve a couple of examples.

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1.Trapezoidal Prism Definition
2.Trapezoidal Prism Properties
3.Trapezoidal Prism Net
4.Volume the a Trapezoidal Prism
5.Surface Area the a Trapezoidal Prism
6.FAQs ~ above Trapezoidal Prism

Trapezoidal Prism Definition


A trapezoidal prism is a 3D figurewhich has trapezoid cross-sections in one direction and also rectangular cross-sections in the various other direction which means the prism has actually two congruent trapezoids that are connected to each other with four rectangles. These congruent trapezoids are on the top and also bottom of the prism i beg your pardon are referred to as bases. The 4 rectangles are dubbed the lateral encounters of the trapezoid prism.A trapezoidal prism has six faces, eight vertices, and also 12 edges.To construct a trapezoidal prism, we require to draw a trapezoid very first that has twoparallel sides and a height i.e. Distance in between the sides.The image listed below describes exactly how a trapezoid prism looks like. H suggests the height of the trapezoid, S suggests the surface ar area, L indicates the lateral area, and B1and B2indicate the lengths that the base.

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TrapezoidalPrism Properties


The properties of a trapezoid prism space very similar to the of a trapezoid, castle are detailed below:

A trapezoid prism is composed of two trapezoids that space joined by 4 rectanglesA trapezoid prism consists of eight verticesA trapezoid prism is composed of six facesA trapezoid prism consists of 12 edgesA trapezoid prism is a polygon that consists of trapezoids

Trapezoidal Prism Net


The network of the trapezoidal prism consists of six faces, eight vertices, and also 12 edges. When the trapezoidal prism is opened up flat, we have the right to see the four rectangle-shaped objects that help in involvement the 2 trapezoid-shaped objects together to kind a trapezoidal prism. The image below demonstrates the flattened variation of a trapezoidal prism.

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Volume of a Trapezoidal Prism


To find the volume of a trapezoidal prism, we must multiply the area that the basic by the height. The area is calculated together the surface ar area of one of the trapezoids through the distance between the two trapezoids. Therefore, in order to find the volume the a trapezoidal prism, we require to first find the area of one trapezoid.Hence, to discover the volume the a trapezoidal prism we have the right to use theseformulas:

Volume the a Trapezoidal Prism = A× ns cubic units

Area (A) =½× h× (a + b) or½ h(b1+ b2)

Where h is the height of the trapezoid, together is the height of the prism, a and b space the lengths that the top and bottom of a trapezoidal prism


Surface Area the a Trapezoidal Prism


The surface ar area that a trapezoidal prism is calculate by multiplying the surface ar area of one of the prism by 2 then adding the amount of the perimeter right into the elevation of the trapezoidal prism. The formula because that calculating the trapezoidal prism is:

Surface Area of a Trapezoidal Prism =h (b + d) + l (a + b + c + d) square units

where h is the height, b and d are the lengths of the base, a + b + c + d is the perimeter, and also l is the lateral surface ar area. To understand this better, you can examine out the web page onhow to find the surface ar area the a trapezoidal prism.

Related Topics

Listed below are a couple of interesting topics concerned the trapezoidal prism.


Examples ~ above Trapezoidal Prism


Example 1: Sandy is setting up a tent that is in the shape of a trapezoidal prism v dimensions as elevation as 4 units, lengths that the trapezoid together 4 units and 8 units, and length of the prism as 10 units. How many cubic feet of an are are over there in her tent?

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Solution: To discover the room in her tent, we require to find the volume of the tent. Given is h = 4, a = 8, b = 4, and I = 10

The volume the a trapezoidal prism =A× ns cubic units

We require to discover the area that the trapezoid. The formula is

Area (A) =½× h× (a + b)

A =½× 4× (8 + 4)

A = 2× 12

A = 24 square feet

Let us uncover the volume now.

Volume the a trapezoidal prism =A× I

V = 24× 10

V = 240 cubic feet

Therefore, the variety of cubic feet of room in sandy's tent is 240 cubic feet.


Example 2: Find the surface area that the given trapezoidal prism with height as 3 units, lengths of the bases together 4.5 units, and 6 units, lateral size as 5, and also sides that the prism together 2.5 units.

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Solution: Let us include all the values that we have from the provided image into the formula.

Surface Area of a Trapezoidal Prism = h (b + d) + together (a + b + c + d)

A = 3 (4.5 + 6) + 5 (4.5 + 2.5 + 6 + 2.5)

A = 3× 10.5 + 5× 15.5

A = 31.5 + 77.5

A = 109 units2

Therefore, the surface area of the given trapezoidal prism is 109 units2


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Practice questions of Trapezoidal Prism


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FAQs ~ above Trapezoidal Prism


What is a Trapezoidal Prism?

A trapezoidal prism is a 3D shape with 2 trapezoids as its base that is being joined by four rectangles. A trapezoidal prism was given its name because it is made up of trapezoids.A trapezoidal prism has six faces, eight vertices, and 12 edges. One of the box noticeable example of a trapezoidal prism the we check out in everyday life is fire brick.

What is the Formula to calculation the Volume that a Trapezoidal Prism?

To discover the volume that a trapezoidal prism, we require to very first find the area of one trapezoid. The formula to calculate the volume of a trapezoidal prism is:

Volume the a Trapezoidal Prism = A× I

Area (A) =½× h× (a + b) or½ h(b1+ b2)

Where h is the height of trapezoidal, l is the elevation of the prism, a and b are the lengths that the top and bottom the a trapezoidal prism

What is the Formula to calculate the surface ar Area of a Trapezoidal Prism?

The formula to calculate the surface area that a trapezoidal prism is:

Surface Area that a Trapezoidal Prism =h (b + d) + l (a + b + c + d)

where h is the height, b and d are the lengths that the base, a + b + c + d is the perimeter, and l is the lateral surface ar area.

What is the network of a Trapezoidal Prism?

The network of a trapezoidal prism is the it is composed of two trapezoids and four rectangles. When the trapezoidal prism is flattened, we can see this two photos clearly.

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How carry out you find the height of a Trapezoidal Prism?

In order to uncover the elevation of a trapezoidal prism, we need to find the area of among the trapezoids. Since the prism has actually two trapezoids, to calculate the volume we require to uncover the height of one of the trapezoids utilizing this formula:

Area (A) = ½ × h × (a + b)

where A is the area, h is the height, a and b room the lengths of the base trapezoids

Why is the Trapezoidal Prism a 3D Figure?

The 3D number of a trapezoid is called a trapezoidal prism because these are figures that have a length, width, and also depth.The edge of the prism iswhere the deals with meet, and the vertices that the prismare the cornerswhere 3 or more surfaces meet.