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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. 40 o. 6m. A. How can we measure the angle?.

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Presentation Transcript
trigonometry for real

Trigonometry for real!

Lesson Objectives:

To be able to apply trigonometry in real life

can we use trigonometry
Can we use trigonometry?

O = Tan angle x A

= Tan 40 x 6

= 5.03m

?

H

O

T A

O

40o

6m

A

how can we measure the angle
How can we measure the angle?

Make your clinometer

how can we measure the length
How can we measure the length?

Tape measure ?

Trundle Wheel?

slide6
What data will you be recording?Design a data collection table to use next lessonYou 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
discussion points
Discussion Points
  • How close were the estimations you made?
  • How reliable do you think your final answers are?
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