Question 551128
For a triangle with the sides 18,20,and 27, will the triangle be acute,right,or obtuse?
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Compare {{{a^2 + b^2}}} and {{{c^2}}} (c is the longest side)
If they're equal, it's a right triangle.
If c^2 is less, it's acute.
If c^2 is greater, it's obtuse.