SOLUTION: Please tell wether the given side lengths form a right triangle. 1)8,15,17 2)5,6,9 3)2.4,2.5,3.6 4)60,80,100

Question 499005: Please tell wether the given side lengths form a right triangle.
1)8,15,17
2)5,6,9
3)2.4,2.5,3.6
4)60,80,100
Answer by cleomenius(959) (Show Source): You can put this solution on YOUR website!
1. + =
64 + 225 = 289
289 = 289.
Yes number 1 is a right triangle.
==========================================
2. + =
25 + 36 < 81
No, number 2 is not a right triangle.
===========================================
3. + =
5.76 + 6.25 < 12.96
No, number 3 is not a right triangle.
===========================================
4. + =
3600 + 6400 = 10000
Yes number 4 is a right triangle.
Cleomenius.
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