Learn about the sine law; how to find the area of a triangle using the Sine function; the ambiguous case when using the sine law. Practice the sine law on word problems.
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Learn about the cosine law. Practice using the cosine law to solve triangle and word problems.
The length of a line is not necessarily a practical value as a line goes on for ever. The length of a line is infinite. However, the length of a line segment is of more value and is a finite value. Any time we measure how long a package is or how long our table is, we are taking the length of a line segment. Learn the formula for finding the length of a line segment when given two points in either 2 dimensions or in 3 dimensions.
Exercises to help you practice going from radians to degrees and back again. Learn what a radian measure is and more.
Learn how to find the slope of a line perpendicular to a given line. Practice finding the equation of a line perpendicular to a given line.