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2 votes
Please hurry with an answer and explain

Please hurry with an answer and explain-example-1
User Firefox
by
7.2k points

2 Answers

2 votes
5 centimeters hope this helps
User Essential
by
7.7k points
5 votes

Answer:

The longest side is 5 centimeters.

Yes, this is a right triangle.

Explanation:


\sqrt[]{21}+
2^(2)=
5^(2)

21+4=25

25=25

User Noelbk
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7.7k points