Two lines that will never intersect
Parallel Lines
A type of triangle
With equal length sides
And same size angles
Equilateral
triangles
Vertices:4
Edges: 6
Faces: 4
What shape is this with a triangle base?
How many Vertices/Edges/Faces?
Always more than 1
Larger number Smaller number
Fraction
The measurement of the distance around the 2D shape
PERIMETER
lnes that cross, making four right angles
Perpendicular Lines
A type of triangle
With two sides the same
And two angles the same
Isosceles
triangles
For 3D shapes
A line segment where two faces meet
Edges (3D)
A fraction with
Smaller number over Larger number
Always less than 1
Smaller numberLarger number
Proper Fraction
In coordinate plane, the Horizontal line
X - axis
- straight line, never ends in either direction
- part of a line. Has two endpoints
- has one endpoint.
Line
Line Segment
Ray
A type of triangle
With one Right Angle
Right triangles
Vertices: 8
Edges: 12
Faces: 6
What shape is this?
How many Vertices/Edges/Faces?
Fractions which are equal to each other but look different
23= 46
Equivalent Fractions
The Order of Operations. First…
P = Parentheses
E = Exponents
M or D = Multiply or Divide (whichever comes first left to right)
A and S = Add or Subtract (whichever comes first left to right)
PEMDAS
A closed shape
Only straight line segments (not round)
Can be regular (all sides same length)
Or Irregular (sides are different lengths)
POLYGONS
A type of triangle
With one Obtuse angle
Obtuse triangles
Vertices: 8
Edges: 12
Faces: 6
What shape is this?
How many Vertices/Edges/Faces?
A fraction with
Larger number over Smaller number
Improper
Angles that are made when two lines intersect. They are always Congruent / same
Vertical Angles
?? - straight one-dimensional figure, never ends in either direction
?? - part of a line. Has two endpoints
?? - has one endpoint.
Line
Line Segment
Ray
A type of triangle
With all acute angles
(e.g. equilateral triangles are always acute angles)
Acute triangles
Congruent means “same”
Congruent
Angles
A fraction is a division problem
Numerator Denominator
Is a FRACTION always a division problem or a multiplication problem?
Volume = Length x Width x Height The answer is always cubed (24 meters3)
What is the formula for VOLUME of a Rectangular Prism or Cube?