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Trigonometry in everyday life

By Darragh and Darren

What is trigonometry?

Trigomonetry is the study of triangles.

What is trigonometry?

The branch of mathematics dealing with the relations of the sides and angles of triangles and with the relevant functions of any angles.

Right angle triangle

  • Right angle triangle= R.A.T
  • Opposite= O
  • Adjacent= A
  • Hypotenuse= H

labelling three sides of a right angle triangle

Picture of right angle triangle

Labeled right angled triangle

Activity

Why we use pythagoras theorem

Reason 1: To find a side in a R.A.T when you know 2 sides.

Reason 2: to prove if a triangle is right angled.

Pythagoras theorem

Formula

formula

Example 1 and Q1

Expamples

Example 2 Q2

Example 2

Example3

Example 3

Army training camp

career

career

work sheet Q 1

Work sheet

Q2

Q3 + Q4

Q3+4

Topic 1

formula

90 degrees

Sin,Cos,

Tan in a right angled triangle

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