Compass Math Monday

Formulas

100

What is the formula for Pythagorean Theorem?

a²+ b² = c²

200

What is the formula for slope?

y=mx+b

300

What is the formula for the area of a right triangle?

a= 1/2bxh

400

What is the formula for the area of a circle

πr²

500

What is the distance formula?

Square root of (x₂-x₁)²+(y₂-y₁)²

Equations

100

5n=35

n=7

200

4r=-12

r=-3

300

2x+5=7

x=1

400

2x+4=8

x=2

500

3x+9=54

x=15

Division

100

64/8

8

200

110/11

10

300

110 divided by 5

22

400

300 divided by 15

20

500

400 divided by 20

20

Multiplication

100

12x12

144

200

7x8

56

300

14x2

28

400

15x4

60

500

25x6

150

Name that Nick show

100

sponge, sea star, crab

Spongebob

200

Cosmo, Wanda, Timmy

Fairly Odd Parents

300

map, backpack, fox, monkey

Dora the Explorer

400

webshow, spaghetti tacos, Freddy, Sam

iCarly

500

Four Nations: Air, fire, water, earth

Avatar the Last Airbender