Vocabulary
Characteristics of Polyhedra
Surface Area and Nets
Area
Name That Polyhedron
100
A 2-dimensional representation of a 3-dimensional shape.
What is a net?
100
Has triangular faces and one base
What is a pyramid?
100
Find the surface area
216 ft2
100
The measure of space inside of a 2-dimensional shape.
What is area?
100
A Polyhedron with a square base that comes to a point at its top.
What is a square pyramid?
200
The _____ is the distance from the top of a figure to it's base.
What is height?
200
Has rectangular faces and 2 identical bases
What is a prism?
200
Find the surface area
468 m2
200
What is the height of a parallelogram with a base of 4 inches and an area of 24 in2?
6 in
200
A 3-d figure made up of 6 rectangular faces.
What is a rectangular prism?
300
The amount of space a 3-dimensional objects holds or takes up.
What is volume?
300
Has a vertex at the top.
What is a pyramid?
300
Use the net to find the surface area of the solid below.
Square base (36) + Each triangle (27) (include all four)
36 + 27 + 27 + 27 + 27 = 144 ft2
36 + (4 x 27) = 144 ft2
300
What is the area of a triangle with a base of 8 feet and a height of 10 feet?
40 ft2
300
A polyhedron with 6 identical faces.
What is a cube?
400
A closed 3-dimensional figure with flat sides called faces.
What is a polyhedron?
400
This gives the 3-d figures their name
What is the base?
400
How much wrapping paper is needed to wrap the gift below?
10 x 10 = 100
12 x 10 divided by 2 = 60
100 + 60 + 60 + 60 +60 = 340 cm2
400
What is the area of a triangle with a height of 4 inches and a base of 33.5 inches?
67 inches
400
A figure with two identical triangles and three rectangular faces.
What is a triangular prism?
500
The total area of all faces on a polyhedron
What is surface area?
500
Each flat side of a polyhedron.
What is a face?
500
How much paint is needed to paint the statue below?
Credit: https://www.slideshare.net/Kim199/surface-area-of-triangular-prism-1
Front Triangle (49.5) + Back Triangle (49.5) + Left Rectangle (192) + Right Rectangle (192) + Bottom Rectangle (144)
49.5 + 49.5 + 192 + 192 + 144 = 627 m2
500
What is the area of a trapezoid with:
Height: 5 cm
Bases: 6 cm and 12 cm
45 cm2
500
A polyhedra with 4 triangles
What is a triangular pyramid?