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A triangle has sides with lengths 9 yards 12 yards and 18yards is it a right triangle​
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1 vote
A triangle has sides with lengths 9 yards 12 yards and 18yards is it a right triangle​

User Mechanic Pig
by
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1 Answer

4 votes

Answer:

use Pythagorean theorem:


a^2+b^2=c^2\\9^2+12^2=18^2\\81+144=324\\225\\eq 324

it's not a right triangle

User Whetstone
by
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