Teacher Susan wants to cover her rectangular class room floor, which is 15ft long and 9ft wide , with square tiles of sides 18 ins. a) Calculate the area of the rectangular floor.

b) Calculate the number of tiles Teacher Susan needs to cover the floor

the answer is 5636.7

i think it's ф or x=6,-6

step-by-step explanation:

-x^2=-36

x^2=-36

ф

or

if you mean by : -(x^2)=-36

it'll be: x^2=36

x=6,x=-6

hope it'll ! have a good day!

you for asking!

no he doesnt because "-16' is negatiive

step-by-step explanation:

6mm^3 or .6cm^3

      216

      /   \

  36     6

  /   \     /

6     6   6

factor trees are nice.