Loading presentation...

Present Remotely

Send the link below via email or IM


Present to your audience

Start remote presentation

  • Invited audience members will follow you as you navigate and present
  • People invited to a presentation do not need a Prezi account
  • This link expires 10 minutes after you close the presentation
  • A maximum of 30 users can follow your presentation
  • Learn more about this feature in our knowledge base article

Do you really want to delete this prezi?

Neither you, nor the coeditors you shared it with will be able to recover it again.


Finding Angles

Using the inverse ratios.

Andrew Lanning

on 27 April 2010

Comments (0)

Please log in to add your comment.

Report abuse

Transcript of Finding Angles

Finding Angles But first... Calculate the length of k. Now we're going backwards to
calculate the angle! When we know the ratio between 2 sides,
we can work out the angle. -1 Instead of using sin, cos, or tan,
we use sin , cos , or tan

They are called the inverse functions.
ie: "inverse sine"

Here's how to use them... Calculate the angle 'a' a 14cm 10cm Practice:
Ex 4.4, page 147
Q1 (just do inverese
Q4 (a,c,e)
Q6, 7, 8, 11 -1 -1
Full transcript