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63 Cards in this Set

  • Front
  • Back

point

a undefined term thought of asa location with no size or dimension

line

an undefined term with infinitive points that is straight. It extends forever in two different directions. It only has length, no wodth or diemension.

collinear

on the same line

coplaner

on the same plane

line segment

2 points and all points between them that are collinear

end point

the poin that ends, (it's on the end of a line)

midpoint

the point on a line that is the same distance from both endpoints

bisect

to divide into congurent points

ray

poin on a line, and all the points that are on a side of point

congruent

when two or more things are the same (they do not have to be coplaner or collinear)

angle

a ray with common end points and the vertex is the point and the rays are the sides

measure of a angle

the mount of rotation from one side to the other

reflex measure of an angle

the other side or larger rotation

angle bisector

a ray that divides an angle into two congruent angles

parallel

2 or more lines in the same plane that will not intersect

perpendicular

2 lines that meet at a 90 degree angle

right angle

an angle that is 90 degrees

acute angle

n angle that is less than 90 degrees

obtuse angles

an angle wider than 90 degrees

complementary angles

2 angles or more that add up to 90 degrees

supplementry angles

two or more angles that add up 180 degrees

vertical angles

angles that have no common sides and that are across from eachother

linear pair of angles

common vertex and sides, the outside rays form a lines

shapes with 3 sides

triangle

shapes with 4 sides

quadrilateral

shapes with 5 sides

pentagon

shapes with 6 sides

hexagon

shapes with 7 sides

heptagon

shapes with 8 sides

octogon

shapes with 9 sides

nonagon

shapes with 10 sides

decagon

shapes with 11 sides

undecagon

shapes with 12 sides

dodecagon

shapes with n sides

n-gon

polygon

a closed two diemensional shape ith no overlapping sides and staright sides, it must be closed

diagonal

a line that connects non-consecutive veticies

convex polygon

interior diagonal

concave polygon

exterior polygon

equilateral polygon

all sides are congruent

equinanglular polygon

all angles are equal

regular polygon

equal sides and shapes

right triangle

one side is 90 degrees

acute triangle

all angles less than 90 degrees

obtuse triangle

one angle more than 90 degrees

scalene triangles

each side's that are unequal

equilateral triangle

equal sides and angles

isoceles triangle

2 sides equal

trapezoid

1 set of parealle sides

kite

2 sets of adjacent sides

parallelogram

opposite sides parealle

rhombus

2 sets of paraell sides and all sides are congruent

rectangle

all angles are 90 degrees, and 2 sets of paaraell and congruent sides

square

all angles are 90 degrees and all sides are equal

circle

all the points that are equal distance from another point called the center

chord

segmants with endpoints on the circle

diameter

chord that goes through the center

tangent

a line segment witha point on or in the circle

concentric circle

arc

part of circle

semicircle

major arc

arc that is greater than 180

minor arc

ars that is less than 180 degrees

central angle

an angle within the circle