7
QuizMultiple Choice

Exploring the Pythagorean Theorem

Question 7 • SRC 2022 M/J Grade 8 Pre-Algebra Q1

Ariel completed the work below to show that a triangle with side lengths of 9, 15, and 12 does not form a right triangle. Is Ariel’s answer correct?

Question illustration
Answer
A
No, Ariel should have added 122 and 152 and compared that to 92.
B
No, Ariel should have subtracted 122 from 92 and compared that to152.
C
No, Ariel should have added 92 and 122 and compared that to 152.
D
Yes, Ariel’s work is correct.
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