A right triangle has legs of lengths units and units. What is the length of the hypotenuse? If necessary, round to the nearest tenth.
Table of contents
- 0. Review of College Algebra4h 43m
- 1. Measuring Angles40m
- 2. Trigonometric Functions on Right Triangles2h 5m
- 3. Unit Circle1h 19m
- 4. Graphing Trigonometric Functions1h 19m
- 5. Inverse Trigonometric Functions and Basic Trigonometric Equations1h 41m
- 6. Trigonometric Identities and More Equations2h 34m
- 7. Non-Right Triangles1h 38m
- 8. Vectors2h 25m
- 9. Polar Equations2h 5m
- 10. Parametric Equations1h 6m
- 11. Graphing Complex Numbers1h 7m
0. Review of College Algebra
Pythagorean Theorem & Basics of Triangles
Struggling with Trigonometry?
Join thousands of students who trust us to help them ace their exams!Watch the first videoMultiple Choice
Which of the following sets of side lengths forms a ?
A
B
C
D
Verified step by step guidance1
Recall that a Pythagorean triple consists of three positive integers \(a\), \(b\), and \(c\) such that \(a^2 + b^2 = c^2\), where \(c\) is the longest side (hypotenuse).
For each set of side lengths, first identify the largest number as the potential hypotenuse \(c\), and the other two as legs \(a\) and \(b\).
Calculate \(a^2 + b^2\) for the two smaller sides and compare it to \(c^2\) for the largest side.
If \(a^2 + b^2 = c^2\) holds true exactly, then the set forms a Pythagorean triple; otherwise, it does not.
Apply this test to each given set: (11, 60, 61), (10, 24, 29), (2, 3, 13), and (5, 7, 12) to determine which one satisfies the Pythagorean theorem.
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Pythagorean Theorem & Basics of Triangles practice set

