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LESSON 2:
ANGLES IN STANDARD POSITION HOMEWORK QUESTIONS PAGE 1
Homework questions: (Solutions
below)
Quick Review:
The CAST rule:
The
CAST
RULE is a memory aid which tells us the sign of the trig ratios
in the various quadrants.
In the first quadrant ALL are
positive. This is denoted using the
letter A.
In the second quadrant, SINE is
positive. This is denoted by the letter S.
[ the
other two ratios are negative ]
In the third quadrant, TANGENT is
positive. This is denoted by the letter T.
[ the
other two ratios are negative ]
In the fourth quadrant, COSINE is
positive. This is denoted by the letter C.
[ the
other two ratios are negative ].
Special Triangles:
These triangles enable us to find the trig ratios of
acute angles 300, 450 , 600
and their related angles
2. Find the
exact value of each of the following.
