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Math 10 Chapter 2: Trigonometry
Text book
Key Terms
section
2.1: The
Tan or tangent
Tangent Ratio
Angle of inclination
Right angle triangle
Hypotenuse
Questions
1. label a triangle with hypotenuse, adjacent, opposite.
2. Label a triangle with ABC (angles) and/or abc (sides)
3. Find the angle given 2 sides of a right angle triangle.
Harder
4. finding the angle of inclination using the tangent ratio
5. Word problems involving tan where you need to draw a diagram and label it first
Opposite
Adjacent
2.2: Using
the Tangent
Ratio to
Calculate
Lengths
Direct measurement
2.3:
Measuring an
Inaccessible
Height
2.4: The Sine
and Cosine
ratio
Indirect
measurement
Indirect
measurement
Clinometer
Sine
Cosine
1. find a side given 1 other side and an angle of a right angle triangle
Harder:
2. Finding a side given the angle of inclination using the tangent ratio
3. Word problems involving tan where you need to draw a diagram and label it first
4. Problems involving 2 triangles rather than 1
Math lab
1. label a triangle with hypotenuse, adjacent, opposite.
2. Find the angle given any 2 sides of a right angle triangle.
Harder:
trigonometry
3. Word problems involving tan where you need to draw a diagram and label it first
4. Problems involving 2 triangles rather than 1
2.5: Using
the Sine and
Cosine Ratios
to Calculate
Lengths
2.6:
Solving a triangle
Applying the
Trigonometric
Ratios
1. Find a side given 1 other side and an angle of a right angle triangle
Harder:
2. Word problems
1. find all angles and sides of a triangle
2. Solve for a side given 2 other sides in a right angle triangle (Pythagorean Theorem)
Harder
3. Solving for the hypotenuse
2.7: Solving
Problems
Involving
More than
One Right
Angle
Triangle
Angle of depression
Harder:
Angle of elevation
1.
2.
3.
4.
Problems involving 2 triangles rather than 1
word problems with angle of depression or elevation.
Solving problems with triangles in one plane
Solving problems with triangles in different planes