Let the side of one edge of tile = a cm.
So area of tile = (side)^2 =
But area of tiles = 900 square centimeter.
So


So side of one edge of tile is = 30 cm
Answer:

Step-by-step explanation:
Slope-intercept: 
x y
-5 29
3 -11
11 -51
Translate it
remember that

translates to

so we can say it equals y
so

translates to

we want to find the values of x that make it undefined
well, we know that

must be greater than 0
so we do
it is defined for
x-4>0
add 4
x>4
it is defined for all values such that x>4
Answer:
A
Step-by-step explanation:
Answer: 40, 30
Step-by-step explanation: