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Math terms 1 sem.

terms, and stuff

a line is has 2 dementions it extends without end
ray has one end and and goes to infinity ._____>
a point has no demention and is represented by a dot
segment to end points does not go till infinity .______.
collinear points that lie on the same line
coplaner points that are in the same plane
complamentry angle angles that add up to 90
supplementry angle angles that add up to 180
equilateral a triangle with 3 congruent sides
equalangular a triangle with 3 congruant angles
regular all sides and angles are congruent
perimeter all the out sides added up together
circumference for a circle it is 2 pie R (((((OR)))) D pie
area of a circle it is pie R squared
counter example a spicific case that shows a conjecture is false
conditional statements a type of logical statement that has two parts a hypothesis and a conclusion
deductive reasoning a processes that uses facts def. accepted properties and the laws of logic to from a logial argument
inductive reasoning a process that includes looking for patterns and making conjectures
skew do not intersect and are not coplainer
scalene a triangle with no congruent sides
isosceles a triangle with at least 2 congruent sides
acute an angle with a measure between 0 and 90
obtuse an angle with a measure between 90 and 180
negation the oppisate of the orgignal statement
converse to switch the hypothsis and the the conclusion
inverse to negate both the hypothsis and the conclusion
contrapositive the converse and negation of both the hypothsis and they conclusion
Created by: cburkemper