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The last lesson about circles

The last lesson about circles

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Author: Ксения Кувайцева
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Here we are going to review some notions about circle theorems and think about some geometry facts

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Tutorial

Circle theoremes

Repeating circle theormes which we are going to learn on the next lesson

Source: prezi.com

Alternate Segment Theorem

Proof of one of the most interesting theorems about circls and chords

open player in a new window

Source: Youtube

WSQ

As always! Don't forget about WSQs

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Different cases of intersecting chords theorem

Here you will see three different versions of intersecting chords theorem:

The classic view:

We know that PMxMO = AMxMB

Then case #2 might be a bit tricky:

And, finally, case #3:

Please, write your version of how the equation should look like for cases # 2 and #3.

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