+0  
 
-1
143
1
avatar+153 

Determine whether the given triangle is a right triangle.

 

a 6.2

b 8.1

c 12.3

Tiffybean  Nov 18, 2017
 #1
avatar
0

Use Pythagoras' Theorem:

 

12.3^2 =8.1^2 + 6.2^2

151.29 =65.61 + 38.44

151.29 = 104.05     Since they are NOT equal, it therefore cannot be a right triangle.

Guest Nov 18, 2017

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