13. Given Right and , find . ΔABC E. Know the relationship between the ratios for complementary angles. Set up the ratio and then use your 15. Find m. calculator. If the F. Use trig to find a missing side measure 14. Find f. variable is on the top, multiply. If the variable is on the bottom, divide. 17. Find s. Set up the ratio and then use 16. Find p. G. Use trig to find a missing measure the 2nd button on your calculator. Unit 2 Right Triangle What does it mean for two angles to be – complementary? Trigonometry STANDARD: TRIGONOMETRIC RATIOS Trig Ratios – Sin = Cos = Tan = Angle and angle are complementary angles in a right triangle. The value of is . What is the value of ? Inverse Trig Ratios Only used when – Triangle is a triangle with right finding the measure of a right angle , as shown. What is the area of triangle. triangle ?
E. Know the relationship between the ratios for complementary angles. 13. Given Right ΔABC and , find . F. Use trig to find a missing side measure Set up the ratio and then use your calculator. If the variable is on the top, multiply. If the variable is on the bottom, divide. 14. Find f. 15. Find m. G. Use trig to find a missing measure Set up the ratio and then use the 2nd button on your calculator. 16. Find p. 17. Find s. Unit 2 – Right Triangle Trigonometry STANDARD: TRIGONOMETRIC RATIOS Trig Ratios – Sin = Cos = Tan = Inverse Trig Ratios – Only used when finding the measure of a right triangle. What does it mean for two angles to be complementary? Angle and angle are complementary angles in a right triangle. The value of is . What is the value of ? Triangle is a triangle with right angle , as shown. What is the area of triangle ?
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