So you would do is take 3,500 and multiply it by 4% to get 140
Hello :
<span>a single expression is : A = xy +zk
x : </span> width1 y : <span>length1
z : </span>width2 k : <span>length2
A : </span><span>the total area of the two rooms
note :
A1 = xy ........</span>area of the room 1<span>
A2 = zk </span>.......area of the room 2
12 is composite number. 12=1x12 and many more but. Try 1,2,3,4,6
Circumference is the distance around the circle