SOLUTION: How do you determine what makes a triange a right triangle. The problem states: Determine whether each triangle with sides of given lengths is a right triangle. 10 yd., 15 yd. 20

Question 259624: How do you determine what makes a triange a right triangle. The problem states: Determine whether each triangle with sides of given lengths is a right triangle. 10 yd., 15 yd. 20 yd.
15 mm, 18 mm, 24 ,,
Answer by richwmiller(17219) (Show Source): You can put this solution on YOUR website!

We can use the Pythagorean theorem.
a^2+b^2=c^2
10^2+15^2=20^2
100+225=400
325=400
not a right triangle
15^2+ 18^2= 24^2
also divide the sides by 3
5^2+6^2=8^2
25+36=64
61=64
not a right triangle
There are special right triangles
http://en.wikipedia.org/wiki/Special_right_triangles
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