99.8k views
19 votes
Is a triangle with the lengths 12, 9, 15 a right triangle

User Thomas Brd
by
4.9k points

2 Answers

7 votes

Answer:

Yes, It's a right angled triangle.

because,

according to Pythagoras theorem...

(12)²+(9)² = (15)².

User Voy
by
6.4k points
6 votes
Know idea I’m not good at math
User Kim San
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5.1k points