Real Numbers, Scientific Notation, Pythagorean Theorem Review
Flashcard
•
Mathematics
•
8th Grade
•
Practice Problem
•
Hard
+7
Standards-aligned
Wayground Content
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15 questions
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1.
FLASHCARD QUESTION
Front
What is a rational number?
Back
A rational number is any number that can be expressed as the quotient or fraction of two integers, where the denominator is not zero.
Tags
CCSS.5.NBT.A.2
2.
FLASHCARD QUESTION
Front
What is an irrational number?
Back
An irrational number is a number that cannot be expressed as a simple fraction; it cannot be written as a ratio of two integers.
Tags
CCSS.8.NS.A.1
3.
FLASHCARD QUESTION
Front
How do you determine if a number is rational or irrational?
Back
A number is rational if it can be expressed as a fraction (e.g., 1/2, 3, -4). A number is irrational if it cannot be expressed as a fraction (e.g., √2, π).
4.
FLASHCARD QUESTION
Front
What is scientific notation?
Back
Scientific notation is a way of expressing numbers that are too large or too small to be conveniently written in decimal form. It is written as a product of a number between 1 and 10 and a power of 10.
Tags
CCSS.8.EE.A.3
5.
FLASHCARD QUESTION
Front
Convert 0.00056 to scientific notation.
Back
0.00056 = 5.6 x 10^-4.
6.
FLASHCARD QUESTION
Front
What is the Pythagorean Theorem?
Back
Tags
CCSS.8.G.B.8
7.
FLASHCARD QUESTION
Front
If one side of a right triangle is 5 and the other side is 12, what is the length of the hypotenuse?
Back
Tags
CCSS.8.G.B.7
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