Which Ratio?
Cosine
Sine
Tangent
100
Use it when you know the hypotenuse and the opposite leg.
What is Sine?
100

The cosine of 30 degrees.

What is sqrt(3)/2?

100
The sine of 30 degrees.
What is 1/2?
100
The tangent of 30 degrees.
What is 1/sqrt(3)?
200
Use it when you know the two legs.
What is Tangent?
200
The cosine of 45 degrees.
What is 1/sqrt(2)
200
The sine of 45 degrees.
What is 1/sqrt(2)?
200
The tangent of 45 degrees.
What is 1?
300
Use it when you know want to know the opposite leg and you know the measure of the angle and other leg.
What is Tangent?
300
The cosine of 60 degrees.
What is 1/2?
300
The sine of 45 degrees.
What is 1/sqrt(2).
300
The tangent of 60 degrees.
What is sqrt(3)?
400
Use it when you want to know the opposite leg and you know the measure of the angle and hypotenuse.
What is Sine?
400
The cosine of 90 degrees.
What is 0?
400
The sine of 90 degrees.
What is 1.
400
The tangent of 90 degrees.
What is undefined?
M
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