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Which best explains whether a triangle with side lengths 5cm, 13cm, and 12cm is a right triangle?

Which best explains whether a triangle with side lengths 5cm, 13cm, and 12cm is a right triangle?
asked 98.6k views
2 votes
Which best explains whether a triangle with side lengths 5cm, 13cm, and 12cm is a right triangle?

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User Akash Mahapatra
by
7.8k points

1 Answer

6 votes
It have to be the largest side square is equal to the sum of two legs which are square.
13*13= 5*5+ 12*12
169= 25+144
169=169
They are equal so it is right angle.
answered
User Markuscosinus
by
8.0k points
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