CCGPS Geometry Day 16 (8-28-13)

CCGPS GeometryDay 16 (8-28-13) UNIT QUESTION: What patterns can I find in right triangles? Standard: MCC9-12.G.SRT.6-8 Today’s Question: What is a trigonometric ratio? Standard: MCC9-12.G.SRT.6, 7

Right Triangle Trigonometry 45, 45, 90 30, 60, 90 SOH CAH TOA DQ: How do you set up the different trig ratios?

The Trigonometric Functions we will be looking at SINE COSINE TANGENT DQ: How do you set up the different trig ratios?

The Trigonometric Functions SINE COSINE TANGENT DQ: How do you set up the different trig ratios?

C Hypotenuse Hypotenuse Opposite leg Opposite leg A B Adjacent leg Adjacent leg DQ: How do you set up the different trig ratios?

We need a way to remember all of these ratios… DQ: How do you set up the different trig ratios?

Some Old Hippie Came A Hoppin’ Through Our Old Hippie Apartment

Sin SOHCAHTOA Opp Hyp Cos Adj Hyp Tan Opp Adj Old Hippie

SOHCAHTOA 10 8 6 DQ: How do you set up the different trig ratios?

Find the sine, the cosine, and the tangent of angle M. L 3 M N 2 DQ: How do you set up the different trig ratios?

Find the sine, the cosine, and the tangent of angle L. L 3 M N 2 DQ: How do you set up the different trig ratios?

Find the values of the three trigonometric functions of . ? 4 3 DQ: How do you set up the different trig ratios?

Worksheet SOH-CAH-TOA

CCGPS Geometry Day 16 (8-28-13)