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Math: Algebra

Algebra Terms

A fixed spot. Point
A straight line that goes on forever. Line
A straight path that has a beggining and an end. Line Segment
A flat surface that contains all directions. Plain
A straight path that has an end. Ray
Never touch or cross. Parallel
Touch or cross at one point. Intersecting
Touches or Crosses and form a right angle Angle
Measures 90 degrees. Right Angle
Measures 1-89 degrees. Acuit
Measures 91-179 degrees. Obtuse
End point of an angle. Vertex
measures the same angles 1+2 3+4 Verticle Congruent
2 Angles add up to 180 degrees. Supplimentary
2 angles add up to 90 degrees. Complimentary
3 sides 3 angles. Triangle
All sides are the same length. Equalateral
2 sides are the same Isoceles
All sides are different. Scalene
All sides added together. Perimeter
Length Times width= squared Area
Length times width times height=cubed Volume
4 sides 4 angles. Quadrillateral
4 congruent sides 4 angles. Square
2 sets of congruent sides. Rectangle
4 congruent sides Rhombus
2 sets of congruent sides parallelogram
1 set of parallels Trapezoid
5 sides 5 angles Pentagon
6 sides 6 angles Hexagon
7 sides 7 angles Hectogan
8 sides 8 angles octogan
9 sides 9 angles nonogan
10 sides 10 angles dectogan
Same size and shape congruent
Same shape different size Similar
Mirror image of itself Semetry
One continuous loop 360 degrees Circle
From center to the end of the circle. Radius
From end to center top other end. Diameter
Segment not touching center. Chord
Distance around a circle. Circumference
R=1/2 diameter Radius
D=2 Radius Diameter
2 sides with congruent faces Prism
Identified by base. Pyramid
Pattern of 3-D on a 2-D Net
Created by: morgypoo14