Which one of the following sets of numbers represents the lengths of the sides of a right triangle?
A. 5, 12, 13
B. 13, 35, 37
C. 9, 40, 42
D. 6, 9, 10

Question

Which one of the following sets of numbers represents the lengths of the sides of a right triangle?	 
 A. 5, 12, 13 
 B. 13, 35, 37 
 C. 9, 40, 42 
 D. 6, 9, 10 <---

@iambatman @satellite73

anonymous · Answer

does 
$$6^2+9^2=10^2$$?

anonymous · Answer

hint: no it doesn't so it is not a right triangle
try some others

anonymous · Answer

What sat showed you was the Pythagorean theorem, I'm sure you know of it?

anonymous · Answer

Sorry typo I meant C. Though that might be wrong too. :) @iambatman @satellite73

anonymous · Answer

@satellite73

anonymous · Answer

C is wrong as well

anonymous · Answer

5,12,13 is a well known right triangle
you can check that 
$$5^2+12^2=13^2$$

anonymous · Answer

$$25+144=169$$