Topic 1 Review (Real Numbers)

Front

Is √2 Irrational?

Back

Yes

Front

Which of the following contains only rational numbers? Options: 2.5, .764567..., 1/2, √27, π, √4, √16, 7.7, 6.7, 4.45, -3, , 5, -4.5, √13, √-9

Back

6.7, 4.45, -3, 

Front

The √40 is between which two consecutive whole numbers?

Back

6 & 7

Front

Best estimate for √18 using a number line: 4.2, 4.4, 5.1, 4

Back

4.2

Front

Express the fraction 7/9 as a decimal.

Back

0.777777...

Front

Volume of a cube is 27in³. Find the length of one side.

Back

3in

Front

List the following numbers from least to greatest: -64 , 3.5 , √27 , 6.666...

Back

-64 , 3.5 , √27 , 6.666...

Front

Write -5.6 x 10^-3 in standard form.

Back

-0.0056

Front

Diameter of a hair measured by Jamie: 0.000072 meters. How is this number written in scientific notation?

Back

7.2 X 10⁻⁵

Front

The diameter of the planet Mercury is
4.87 x 10³ km.  The diameter of the planet Venus is 1.21 x 10⁴ km. The diameter of the planet Mars is 
1.28 x 10³ km.   
Which planet has the smallest diameter?

Back

Mars