A ladder of length 3.5m rests against a vertical wall and makes an angle of 40* with the floor. How far up the wall does top of the ladder reach?

We can use trigonometry to answer this question using the following steps: Sketch the question out Label the right angled triangle correctly (using information in the question)Identify the correct equation from SOHCAHTOA Rearrange the equation and Input your values carefully into the calculatorRecord your answer to 3 significant figures
Voilà :D