The 21 part repeats
it can be represented as 21/99
it's rational
Answer:
2916 cm
Step-by-step explanation:
In area you have to multiply
So all I did was
18x18x9
which equals 2916
Answer:
so
slope is calculated this way:

let's calculate y init by:
3 = -3×2 + b
b = 9
so equation is:
y=-3x+9
Answer:
18: b. y= -x+6
19: c. y-3=2(x-3)
Step-by-step explanation:
i hope this helps :)