A triangle with sides 5, 12, and 13 is:

A Equilateral

B Right (5² + 12² = 13²)

C Isosceles

D Obtuse

✓ Correct Answer: Option B

5² + 12² = 25 + 144 = 169 = 13². Satisfies Pythagorean theorem → right triangle.

💡 Why is B) the correct answer?

The correct answer to the question "A triangle with sides 5, 12, and 13 is:" is Option B: Right (5² + 12² = 13²).

The other options — A) Equilateral, C) Isosceles, D) Obtuse — are incorrect for this DAT Exam Prep question. As explained above: 5² + 12² = 25 + 144 = 169 = 13². Satisfies Pythagorean theorem → right triangle.

📚 About This DAT Exam Prep Practice Question

This 2-level DAT Exam Prep question from the Quantitative Reasoning topic is part of BrainForge Quiz's free exam preparation library. Each question includes the correct answer and a detailed explanation to help you understand the underlying concept, not just memorize the answer.

How to use this page: Read the question above, consider all four options (A through D), then check the highlighted correct answer and explanation. For active timed practice, start a free DAT Exam Prep practice test or use flashcards for spaced repetition review.

Practice DAT Exam Prep Quizzes → Browse All Questions Study Flashcards

A triangle with sides 5, 12, and 13 is:

✓ Correct Answer: Option B

📚 About This DAT Exam Prep Practice Question

Related DAT Exam Prep Questions