Square and Cube Roots

Flashcard
•
Mathematics
•
8th - 9th Grade
•
Easy
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15 questions
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1.
FLASHCARD QUESTION
Front
What is a perfect square?
Back
A perfect square is a number that can be expressed as the square of an integer. For example, 1, 4, 9, 16, and 25 are perfect squares.
2.
FLASHCARD QUESTION
Front
What is a perfect cube?
Back
A perfect cube is a number that can be expressed as the cube of an integer. For example, 1, 8, 27, and 64 are perfect cubes.
3.
FLASHCARD QUESTION
Front
What is the square root of 16?
Back
The square root of 16 is 4, since 4 x 4 = 16.
4.
FLASHCARD QUESTION
Front
What is the cube root of 27?
Back
The cube root of 27 is 3, since 3 x 3 x 3 = 27.
5.
FLASHCARD QUESTION
Front
If the area of a square is 64 m², what is the length of one side?
Back
The length of one side is 8 m, since √64 = 8.
6.
FLASHCARD QUESTION
Front
Write an equation for the phrase, 'The square root of x is equal to 5.'
Back
√x = 5.
7.
FLASHCARD QUESTION
Front
Solve for x when x = (1/2)².
Back
x = 1/4.
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