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# Andy's Presentation - Basic Trigonometry Ratios Andrew...

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CTAP 310 Teaching with Technology FINAL PRESENTATION Andrew McCandless Basic Trigonometry Ratios Basic Trigonometry Ratios Brawley Union High School, Brawley

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CTAP 310 Teaching with Technology FINAL PRESENTATION MaryAnn Archer, Brawley Union High School Geometry: Basic Trigonometry Ratios & Right Triangles Using Trig to Solve Rt. Triangles Using Trig to Solve Rt. Triangles
CTAP 310 Teaching with Technology FINAL PRESENTATION MaryAnn Archer, Brawley Union High School Geometry: Basic Trigonometry Ratios & Right Triangles 38 10 Focus Problem: Solving Using Proportions How Tall is the Tree? The Shadow Knows! At four in the afternoon a man who is 6 feet tall casts a shadow ten feet in 6 length. If the tree casts a shadow of 38 feet, how tall is the tree? Use a proportion to solve this problem. (Question: could you solve this problem without using any shadows, or measuring the tree’s height?)

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CTAP 310 Teaching with Technology FINAL PRESENTATION MaryAnn Archer, Brawley Union High School Geometry: Basic Trigonometry Ratios & Right Triangles But how do you find the height of a building using only Right Triangles?
CTAP 310 Teaching with Technology FINAL PRESENTATION MaryAnn Archer, Brawley Union High School Geometry: Basic Trigonometry Ratios & Right Triangles THE LESSON: Duration: 2 to 3 class periods Main Contents: 3 worksheets and Pre/Post Test Interactive Tutorial: Math Advantage 2000 Internet Searching for additional Trig information Charting Data using Clinometer to find elevation Presenting Lesson on Microsoft PowerPoint

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CTAP 310 Teaching with Technology FINAL PRESENTATION MaryAnn Archer, Brawley Union High School Geometry: Basic Trigonometry Ratios & Right Triangles 19.0 Students use trigonometric functions to solve for an unknown length of a side of a right triangle, given an angle and a length of a side.
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Andy's Presentation - Basic Trigonometry Ratios Andrew...

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