What is the Pythagorean Theorem?
Pythagorean Theorem Vocab

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Mathematics
•
8th Grade
•
Easy
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1.
FLASHCARD QUESTION
Front
Back
The Pythagorean Theorem states that in a right triangle, the square of the length of the hypotenuse (c) is equal to the sum of the squares of the lengths of the other two sides (a and b). Formula: a² + b² = c².
2.
FLASHCARD QUESTION
Front
What is the hypotenuse in a right triangle?
Back
The hypotenuse is the longest side of a right triangle, opposite the right angle.
3.
FLASHCARD QUESTION
Front
If one leg of a right triangle is 3 and the other leg is 4, what is the length of the hypotenuse?
Back
Using the Pythagorean Theorem: c² = 3² + 4²; c² = 9 + 16; c² = 25; c = 5.
4.
FLASHCARD QUESTION
Front
What are the legs of a right triangle?
Back
The legs of a right triangle are the two sides that form the right angle.
5.
FLASHCARD QUESTION
Front
In the triangle with sides 5, 12, and 13, which side is the hypotenuse?
Back
The hypotenuse is 13, as it is the longest side.
6.
FLASHCARD QUESTION
Front
True or False: The Pythagorean Theorem can only be used for right triangles.
Back
True.
7.
FLASHCARD QUESTION
Front
What is the formula to find the length of a missing leg in a right triangle?
Back
If you know the hypotenuse (c) and one leg (a), the formula is a² = c² - b².
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