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Trigonometry for real! Lesson Objectives: • To be able to apply trigonometry in real life ? How can we work out the height? Can we use trigonometry? O = Tan angle x A = Tan 40 x 6 = 5.03m H O T A ? O 40o A 6m How can we measure the angle? Make your clinometer How can we measure the length? Tape measure ? Trundle Wheel? What data will you be recording? Design a data collection table to use next lesson You need to calculate the height of: • • • • • • The Gym The Hall The Maths block The Canteen The Science block The height of the alarm on the main building Answers! Discussion Points • How close were the estimations you made? • How reliable do you think your final answers are?
