Objective - To use basic trigonometry to solve right triangles.

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Unit 2 - Right Triangles and Trigonometry

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Presentation transcript:

Objective - To use basic trigonometry to solve right triangles. z x b Angle to Angle Relationships Side to Side Relationships Angle to Side Relationships

sohcahtoa y 5 3 x 4 Opposite Sine = Hypotenuse Adjacent Cosine = Tangent = Adjacent

sohcahtoa y 13 5 x 12

Use your trig table or calculator to find the given trigonometric ratios rounded to nearest thousandth.

Using Trig Ratios to Solve Right Triangles Solve for the missing side. 1) 2) 10 x y 25

Using Trig Ratios to Solve Right Triangles Solve for the missing side. 15 3) 4) y x 18

Using Trig Ratios to Solve Right Triangles Solve for the missing side. 5) 6) 30 14 x y

Use your trig table or calculator to find the missing angle x that has the given trig ratio.

Using Trig Ratios to Solve Right Triangles Solve for the missing side. 7) 8) 30 20 15 12