an angle less than 90 degrees
what is an acute angle?
an angle thats half of 180 degrees
whats a right angle?
m<FCG= 9x+3 and m<GCB= 13x-9
what is x=3?
an angle over 90 degrees
what is an obtuse angle
the distance between two points in the length of a straight line segment that links them
what is distance?
the middle of a line segment
what is a midpoint?
the body of words used in a particular language
what is vocabulary?
(6x+2)+40=90
what is x=8?
two angles that equal 90
what is a complementary angle?
the absolute value and difference between an observed value os a quantity and the value
what is an absolute error?
a set of points lying on the same line
what is collinear?
the extent of a two dimensional figure or shape
what is area?
(x-24)+29+296=360
what is x=59
the point where two rays begin to meet
what is the vertex of an angle?
a non equal comparison between two numbers or other mathematical expressions
what is inequality?
two angles that have the same vertex and a common side between them
what is an adjacent angle?
the division of something into two equal or congruent parts
what is segment bisector?
2x/3+ 3/6= 2/6
what is x= 1/4?
terms that dont require a formal definition
what is an undefined term?
a vector from point to point
what is a ray?
angles opposite of each other when two lines cross
what is a vertical angle?
three or more straight lines in a shape
what is an equalateral polygon?
2x+ 3/2 + x-1/4= 12
what is x= 43/5?
to draw shapes, angles, or lines accurately.
what is construction?
the distance around a two dimensional shape
what is perimeter?