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Transcript 
Name the 3 sides of a
triangle used in
trigonometry.
What strange word do
some people use to help
them remember the trig
ratios?
Answer:
 Hypotenuse
 Opposite
 Adjacent
Answer:
 SOHCAHTOA
Set:
Set:
What size is the angle
Which ratio is used for
that is always opposite the the opposite and adjacent
hypotenuse?
sides?
Answer:
 Right angle (90˚)
Answer:
 Tangent (tan)
Set:
Set:
Cosine (or cos) is used
with which sides?
Which ratio is used with
the hypotenuse and the
opposite side?
Answer:
 Adjacent and
hypotenuse
Answer:
 Sine (sin)
Set:
Set:
What is “tan” short for?
What is “cos” short for?
Answer:
 Tangent
Answer:
 Cosine
Set:
Set:
Which ratio is used when
Tangent (or tan) is used
you have the adjacent side with which sides?
and the hypotenuse?
Answer:
 Cosine (cos)
Answer:
 Opposite and
adjacent
Set:
Set:
Which ratio is used when
Tangent (or tan) is used
you have the adjacent side with which sides?
and the hypotenuse?
Answer:
 Cosine (cos)
Answer:
 Opposite and
adjacent
Set:
Set:
Name the 3 sides of a
triangle used in
trigonometry.
What strange word do
some people use to help
them remember the trig
ratios?
Answer:
 Hypotenuse
 Opposite
 Adjacent
Answer:
 SOHCAHTOA
Set:
Set:
What size is the angle
Which ratio is used for
that is always opposite the the opposite and adjacent
hypotenuse?
sides?
Answer:
 Right angle (90˚)
Answer:
 Tangent (tan)
Set:
Set:
Cosine (or cos) is used
with which sides?
Which ratio is used with
the hypotenuse and the
opposite side?
Answer:
 Adjacent and
hypotenuse
Answer:
 Sine (sin)
Set:
Set:
What is “tan” short for?
What is “cos” short for?
Answer:
 Tangent
Answer:
 Cosine
Set:
Set:
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