How do you determine if the lengths #18, 24, 30# form a right triangle?

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Answer 1 · 2017-10-23T08:15:43

see below

we use Pythagoras' theorem

if #c# is the hypotenuse ( the longest side), #a " & "b" "#are the other two sides then

#c^2=a^2+b^2#

we ahve

#30^2=900#

#18^2=324#

#24^2=576#

#324+576=900=30^2#

#:. 18,24,30" "#do form a right angle triangle