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math test friday
an exact location in space | point |
---|---|
a collection of points extending forever in both directions | line |
a collection of points forming a flat surface | plane |
a collection of all points | space |
three or more points that are on the same line | collinear |
points that are not on the same line | noncollinear |
all three angles are acute | acute triangle |
one angle is obtuse | obtuse triangle |
one angle is 90 | right triangle |
equal sides and angles | Equilateral triangle |
two equal sides and angles | Isosceles triangle |
no equal sides or angles | Scalene triangle |