Question
Asked Oct 29, 2019
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Use a special right triangle to write sin 45 degrees as a fraction.

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Expert Answer

Step 1

In a right triangle if an angle = 45 degree then other angle= 180-(90+45)=45 degree

since two angles are 45 degrees , so it is isosceles triangle. 

Step 2

Isosceles triangle has two same sides. So two legs of the right triangle...

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2x2 x2

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