Download presentation

Presentation is loading. Please wait.

Published byDerick Stoodley Modified over 2 years ago

1
Introducing Trigonometry

2
30 º Hypotenuse Adjacent Opposite

3
We use 3 functions Sine or SIN Cosine or COS Tangent or TAN

4
Investigation To find a relationship between the 3 functions and the ratios of the lengths of a right angled triangle.

5
TriangleHypotenuseOppositeO / HAngle xSin x 1 2 3 4 5

6
TriangleHypotenuseOppositeO / HAngle xSin x 110 5 0.5 30 0.5 2 3 4 5

7
53.2 º Hypotenuse Adjacent Opposite

8
TriangleHypotenuseAdjacent A / HAngle xCos x 1 2 3 4 5

9
Sin X = O / H Cos X= A / H Tan X = O / A

Similar presentations

© 2017 SlidePlayer.com Inc.

All rights reserved.

Ads by Google