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The sides of a triangle have lengths of 10 units, 20 units, and 30 units. Is it a right triangle?

help please ASAP!!

User Crizzwald
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2 Answers

17 votes
17 votes

Answer:

No

Explanation:

I hope this helps you:)

User Wowonline
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13 votes
13 votes

Let's use proof by contradiction to solve this question.

Assuming the sides of a right triangle can be 10,20, and 30, we procure the

Pythagorean theorem

10^2+20^2=30^2

100+400=900

This equation is false, therefore

10, 20, and 30 cannot be the sides of a right triangle.

-Hunter

User Joshua Taylor
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2.8k points