Perfect Squares and square roots

Flashcard
•
Mathematics
•
7th - 8th Grade
•
Hard
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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 product of an integer with itself. For example, 1, 4, 9, 16, and 25 are perfect squares.
2.
FLASHCARD QUESTION
Front
What is the square root of a number?
Back
The square root of a number is a value that, when multiplied by itself, gives the original number. For example, the square root of 25 is 5, since 5 x 5 = 25.
3.
FLASHCARD QUESTION
Front
What is the formula for finding the area of a square?
Back
The area of a square is calculated using the formula: Area = side × side, or Area = side².
4.
FLASHCARD QUESTION
Front
Calculate the square of -10.
Back
(-10)² = 100.
5.
FLASHCARD QUESTION
Front
What are the two square roots of 25?
Back
The two square roots of 25 are 5 and -5.
6.
FLASHCARD QUESTION
Front
If the side of a square is 17 inches, what is its area?
Back
The area of the square is 289 square inches, calculated as 17 × 17.
7.
FLASHCARD QUESTION
Front
Calculate the square of -11.
Back
(-11)² = 121.
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