Vocabulary
Triangles
Parallelograms
Surface Area
Random
100
the space that completely covers a shape with no gaps or overlaps
area
100
What is the formula to find the area of a triangle?
base x height divided by 2
100
If the base of a parallelogram is 8 cm and its height is 5 cm, what is the area of the parallelogram?
40 cm2
100
What polyhedra would this net be folded into?
Square pyramid
100
True or false: If a shape is decomposed and rearranged into a new figure, the area does not change.
True
200
what kind of line segment must a base and a height form?
perpendicular
200
What are two strategies to find the area of a triangle?
Enclose the shape, decompose and rearrange, or find the opposite vertex
200
What number do I NOT use to find the area of this parallelogram?
5
200
Triangular prism - there are 2 triangle bases and the rest are rectangular faces
200
What shape(s) can we decompose a parallelogram into?
triangles
300
A _______ is a polyhedron that has 2 bases and rectangular faces.
Prism
300
Find the area of this triangle...
20 cm2
300
Find the area of the following parallelogram:
30cm2
300
find the total surface area of the following net
52 u2
300
What is the area of the following figure?
400
what word describes the point where two or more line segments meet?
vertex
400
Find the area for the following triangle
15 u2
400
A parallelogram has a base of 3.5 units and a corresponding height of 2 units. What is its area?
7.5 units2
400
What is the surface area of this rectangular prism?
TOP:
BOTTOM:
FRONT:
BACK:
LEFT:
RIGHT:
TOP: 300
BOTTOM: 300
FRONT: 150
BACK: 150
LEFT: 200
RIGHT: 200
TOTAL: 1300 ft2
500
Find the surface area of the following polyhedra
84 u2