Trivia
What are two things we look for if a number is rational or irrational?
terminating and repeating patterns
Turn 8/9 into a decimal
0.8...
What is the cube root of 27?
3
What is the square root of 9 plus the square root of 2?
about 4.4
What is an example of an irrational number from the tip chart?
pi
how do you solve x2=81
check board
The volume of a cube-shaped box is 216 cubic inches. What is the length of each side of the cube in inches?
6 inches
How can well tell if a decimal goes on for forever?
ellipses or overline
What is the opposite of squared?
square root
The area of a square label for a DVD case is represented by x2=16, where x represents the side length of the label in inches.
How do you solve for x? What is the value?
find the square root of 16, which is 4
Mr. Rivera is building a fence around a square play area for his puppy. He wants the play area to measure 256 ft2.
How many feet long should Mr. Rivera build each side of the play area for his puppy?
16
Which is larger, negative cube root of 125 or negative square root of 64?
negative cube root of 125
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Is 1/8 rational or irrational?
rational
What is the oppositive of cube root?
cubed
Between which two consecutive integers is the cube root of 9?
2 and 3
What is the first step in turning a repeating decimal into a fraction?
make it equal to x
What is the square root of 2? Rational or irrational?
irrational
What is the cube root of 125?
5
Between which two consecutive integers is square root of 50?
7 and 8