Geometry
Vocabulary
Polyhedra and SA
Mystery
Algebra
100
Find the area
What is 144 yd2
100
A ______ is a type of polyhedron with two identical faces that are parallel to each other and that are called bases. The bases are connected by a set of rectangles (or sometimes parallelograms).
What is a prism?
100
A _________ is a type of polyhedron that has one special face called the base. All of the other faces are triangles that all meet at a single vertex.
What is a pyramid?
100
What is the surface area of the figure above?
What is 72 +
1/2 12 times 6=36
1/2 8 times 14= 56
2 of each so 72+112=184 cm2
100
Simplify this expression
8c-3(c+5)=
8c-3c-15
5c-15
200
Find area of shaded region
What is 31 cm2
200
The places where the sides of the faces (of polyhedra) meet are called _________.
What are the edges?
200
What do the nets of prisms have in common?
They all have rectangles. They have a pair of polygons that may not be rectangles.
200
Write in standard form.
7.6 x 10-5
.000076
200
Ryan buys 5 loaves of bread and 8 cans of tuna for a picnic. Abby buys a loaf of bread and 2 cans of tuna. Define and use variables to represent the total cost.
b= loaves of bread
t = cans of tuna
(5b+8t)+ ( b+2T)=
6b+10t
300
Is this a triangle?
3 cm, 10 cm, 12 cm
What is yes!
300
This encloses a three-dimensional region.
What are polyhedra?
300
“What do the nets of pyramids have in common?”
The all have triangles.
300
Two sides of a triangle have lengths 12 and 5. Find all possible lengths of the third side.
What is 7 <x<17?
Find the sum of the two sides and the difference of the two sides.
300
1 +2x=-7
Solve for x
Whta is -4?
400
What is x?
x+100+140+100+2X= 900
3X+340=900
3X=900-340
3X=560
X=186.66
400
This refers to how many square units it takes to cover all the faces of a three-dimensional object.
What is surface area?
400
If each square has a side length of 61 cm, write an expression for the surface area and state the name of the figure.
What is a cube? And what is 612 times 6?
400
Choose one of these figures and find the area of the shaded region. Or do all three!
What is 15 cm2
What is 16 cm2
What is 21 cm2
400
Annamarie bought a notebook for $1.19 and pencils for .39 each. The total cost was $3.92 How many pencils did she buy?
.39p +1.19=3.92
7 pencils
500
What is the distance around the outside of the track?
What is 459.3 m?
500
This says the sum of the sides of any triangle must be greater than the measure of the third side.
What is the triangle inequality theorem?
500
What is 6x2?
500
A circle has a circumference of 125 inches. Find the area.
What is 1243 inches?
500
This year, 227 pets were adopted from a shelter. This is 35 fewer than twice the number that were adopted last year. Write an equation you use to find the number of pets adopted last year.
What is 227= 2x-35
or
n= 227+35/2