Rational and Irrational Numbers
Irrational; It is not a perfect square so its root is irrational.
Rational or Irrational?
Irrational; this decimal does not terminate or repeat.
Rational or Irrational?
Rational: this is a repeating decimal.
Rational or Irrational?
Rational; It is a perfect square root.
Rational or Irrational?
Rational; this is a fraction.
Rational or Irrational?
Rational; this is a terminating decimal.
Rational or Irrational?
Rational; this is an integer.
Rational or Irrational?
+4, -4
Solve for x
1/3
What is 0.333.. as a fraction?
2/3
What is 0.6666... as a fraction?
5 8/33
What is 5.242424... as a fraction?
9.8
Which of the following is the greatest number?
terminating decimal
a decimal that ends
irrational number
a number that cannot be written as a fraction
√169
13
What is the side length of a square that covers an area of 196?
14
√196
14
12²
144
√225
15
4²
16
13²
169
14²
196
√400
20
The side length of square is 15, how much area can be covered?
225 units²
6²
36
2²
4
What is the square root of 25?
5
What is the side length of a square that has an area of 49?
7
√49
7
√64
8
9²
81
√81
9
121
A cube shaped box has a volume of 1,331 cm. What is the area of one side of the box?
rational number
A number that can be written as fraction.
7.4
Approximate to the nearest tenth
9.7
Approximate to the nearest tenth
13
Emily wants to buy a tablecloth for a square table. If she knows the area of the table is 169 square feet, what is the minimum length and width the tablecloth needs to be?
8
George is building a cube shaped shed for his dirtbike. If the shed has a volume of 512 cubic feet, what is the length, width, and height of the shed?
A perfect cube
How would you classify the number 125?
repeating decimal
- a decimal that has a repeating pattern and never ends
10²
100
What is the square root of 121
11
What is the square root of 169?
13