Pre-Algebra

Scientific Notation

100

2 x 10³

2,000

200

6.8 x 10⁵

680,000

300

3.25 x 10^-4

0.000325

400

Write 5,800 in Scientific Notation

5.8 x 10³

500

Write 0.072 in Scientific Notation

7.2 x 10^-2

Pythagorean Theron

100

Find the length of the hypotenuse of the right triangle if the legs are 24in and 45in long  

51

200

A door-way is 2.7 feet wide and 8.4 feet high what is the longest piece of dry wall. Round to the nearest Tenth

8.8 Feet

300

A 15 foot ladder is leaning against a house.The base of the ladder is 3.5 feet from the house,about how many feet does the ladder reach on the side of the house.

14.6 Feet

400

Determine if this is a right trinagle. 

8 in,9 in,and 12 in.

NO

500

Determine weather it is a right triangle?

15 mm, 20 mm, 25 mm

Yes

Exponent Rules

100

x³/x^-2

x⁵

200

x times x³ times x⁴ 

x⁸

300

(x²y³)⁴

x⁸y¹²

400

5⁶/5²

5⁴

500

(2x³yz²)³

8x⁹y³z⁶

Square Roots

100

-√64

-8

200

±√4

±2

300

√-81

No real Square Root

400

-√169

-13

500

(√811)²

811

BONUS

100

K²  = 74

 Round to the Nearest Tenth if Necessary 

-8.6,8.6

200

Classify This Triangle    Acute, Obtuse, Right 

77 Degrees

Acute

300

Which is bigger?

√7  .  2.5

>

400

Free 400

Allahu Akbar

500

>, <, =,

1 2/4 , √3.24

=