8.3.C.14 - The Converse of the Pythagorean Theorem - Exit Ticket

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3 questions

The numbers in the diagram below indicate the lengths of the sides of the
triangle.

From EngageNY.org of the New York State Education Department. Grade 8 Mathematics Module 3, Topic C, Lesson 14. Internet. Available from https://www.engageny.org/resource/grade-8-mathemat...; accessed 17/Nov/2015.

8.3.C.14 - The Converse of the Pythagorean Theorem - Exit Ticket

Explain answer #3

Bernadette drew the triangle above and claims it a right triangle. How can she be sure?

Will the lengths 5, 9, and 14 form a right triangle?