Math

Rational Numbers

100

What makes a number rational

if it can be made into a fraction 

200

is 4/8 a rational number  

yes

300

is 2.5 rational 

yes 

400

is pi rational 

no 

500

is 7.85 rational

no

Exponents

100

2²

4

200

5²

25

300

6⁶

36

400

4⁵

1,024

500

8⁵

32,768

Scientific Notation

100

2.5 x 10⁴

25,000

200

3.57 x 10^-4

0.000357

300

7.8 x 10⁷

780,000,000

400

9.7 x 10¹¹

0.00000000097

500

write the number 4,923,000,000 as a scientific notation 

4.923x10⁶

Pythagorean Theorem

100

what's the formula to the Pythagorean theorem 

a²⁺b²=c²

200

The long side of the triangle is called the 

hypotenuse 

300

Pythagoras theorem is used for..

right angle triangles 

400

if the base of a triangle is 3 and the hypotenuse is 5 what's the missing length 

4

500

The integer solutions to the Pythagorean theorem is called

Pythagorean triples

Irrational Numbers

100

What makes a number irrational

if it can't be made into a fraction

200

Is 0.1666 irrational 

yes

300

Do irrational numbers repeat

no 

400

is √79 irrational 

Yes

500

 multiply two irrational numbers and you get

Sometimes rational and sometimes irrational