More Formulas
What the Pythagorean theorem formula?
a2+b2=c2
2x+15=45
x=15
Is this the formula for volume of sphere? 4/3 x pi x r2
false 4/3 x pi x r3
5+5
10
56+44
100
What the formula for area of a triangle?
A=1/2LW
5x+15=30
x=3
V=LxWxH for cone
false 1/3 x pi x r2 x h
2
56-44
12
What the formula for perimeter?
P=a+b
2x+10=5x-5
x=5
3x+18=27 if x=3
true
6x6
36
66x44
2904
Which is example of two-step equation?
a. 2x+15=45
b. 6x=2x
answer is a
b takes one step
3x-3=2x
x=3
volume of hemisphere is 4/3 x pi x r3 divide by 2
true this is another way
144/12
12
66/44
1.5
Which is example of three-step equation
a 5x+15=30
b 2x+10=5x-5
the answer is b
a is a two-step equation
6x=24
x=4
2x-4=2 if x =2
false 0
50% of 100
50
45% of 9000
4050