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  • 16-02-2017
  • Mathematics
Answered

How to find the unknown length of right triangle

How to find the unknown length of right triangle class=

Verified Answer :

Anonymous Anonymous
  • 16-02-2017

If you know that, you can use sin45°.
sin45°=√2/2
Because AC=18
So, the AB=9√2
And it is a right triangle, the other angle are both 45°.
So, AB=BC=9√2
Those are answer, If you don't understand you can ask me.

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