5 1/5 - 5/12 ÷ (1/6 × 2/3)=

47.8

Step-by-step explanation:

What you want to do first is 5 1/5 - 5/12 which is 4.78,

then 1/6 x 2/3, which is 0.1,

then you do 4.78 divided by 0.1, which is 47.8

10 cm

step-by-step explanation:

if the polygon is a rectangle, then the perimeter is x+x+y+y. using the values that you gave, the perimeter is 3+3+2+2=10cm.