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chapter 13 trig
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cosine sine tangent cosecant secant cotangent
the ratios of a right triangles 3 sides
solving a right triangle
find all sides and all angle measures
angle of elevation
the angle an object moving upward makes
angle of depression
the angle an object moving downward creates
initial side
the starting point for an angle
terminal side
the end line of an angle
standard position
an angle in which both sides are positive is in standard position
coterminal
two angles in standard position are coterminal
sector
a region of a circle bound by two radii
center angle
angle formed by two radii
quadrantal angle
the terminal side of the angle lands on an axis
reference angle
always acute, always positive, formed by the terminal side.
inverse sine
sin
-1
inverse cosine
cos
-1
inverse tangent
tan
-1
law of sines
how to solve for a triangle that gives you 2 angles and any side, two sides and an angle opposite, three sides, two sides and an included angle.
law of cosines
how to solve for a triangle which gives two sides and an angle
parametric equations
a pair of equations that expressed x and y in terms of a third variable, t.
parameter
t in a parametric equation is the parameter
Author
chrislchs19
ID
135084
Card Set
chapter 13 trig
Description
trig
Updated
2/14/2012, 2:22:56 AM
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