Description

Oh Yes! With the knowledge of Trigonometry, you can know the correct slope of a roof, the proper height of a building, the rise of a stairway and many much more fun stuff like working on a video game, building different industrial machines and automobiles etc.

Learning outcomes:

  • Study the unit circle chart
  • Draw the unit circle
  • Draw a right-angled triangle inside a unit circle
  • Measure opposite, adjacent and hypotenuse of a triangle
  • Measure the two other angles in the right-angled triangle
  • Obtain sine and cosine of various angles
  • Identify the relationship between the trigonometric ratios and the measured values
  • Estimate the value of trig functions for any given angle without a calculator using the unit circle concept.

The ILS was created in line with the outcomes of the Nigerian Curriculum 

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You search a cheap experiment?

You need

1) a bicycle wheel as unit circle

2) a smartphone attached.to.the.bicycle wheel

3) the free Phyphox app

https://phyphox.org

Use the Acceleration sensor of the smartphone.

 


 

You search a cheap experiment?

You need

1) a bicycle wheel as unit circle

2) a smartphone attached to the bicycle wheel

3) the free Phyphox app

https://phyphox.org

Use the Acceleration sensor of the smartphone.