math unit 6
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what is complementary angles
angles add up to 90 degrees
what is supplementary angles
angles add up to 180 degrees
what opposite angles
angles are equal
what is Z-pattern
Alternate angles are equal
What is F-pattern
corresponding angles are equal
what is C-pattern
co-interior angles add up to 180
what is a scalne trangle
all sides are different
what is a isoscle trangle
2 sides are qual
what is equalatera trangle
all sides are equal each 60 degrees
What is Thales Theorem
one side of your triangle is the diameter of your circle then the angle across is 90 degrees
what is Tangent-Radius
if one side of your triangle is a tangent and the other side is the radius then the point where they met is 90 degrees
What is Reflex angles
the central angle and the reflex angle they add up to 360 and the central angle is always smaller
what is inscribed angle theorem
the angle between 2 radius is 2 times bigger then the angle between 2 cords if the radius is intersecting