Prove that in a right triangle with a 30 degree angle, the side opposite that angle is half as long as the hypotenuse. Thanks.

- November 20th 2010, 09:27 PMRoyJonesProving the side in a triangle is half as long as the hypotenuse.
Prove that in a right triangle with a 30 degree angle, the side opposite that angle is half as long as the hypotenuse. Thanks.

- November 20th 2010, 09:52 PMAlso sprach Zarathustra
Block the triangle with a circle, the circle radius is c/2(why?)... now what?

- November 21st 2010, 07:09 AMSoroban
Hello, RoyJones!

Quote:

Prove that in a right triangle with a 30 degree angle,

the side opposite that angle is half as long as the hypotenuse.

Draw an equilateral triangle with an altitude.

The proof should be obvious.Code:`*`

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