2(6+w)+2(w)=40
12+2w+2w=40
12+4w=40
4w=28
w=7
Now we know that the width is 7; abd the length is 7+6 which is 13.
To find the area we multiply 13x7
The area is 92cm squared
423 divided by 898 is 0.47104677...
Hope I could help! :)
Answer: 0.838 is the answer to this problem
Because 1.000 - .162= 0.838
The answer would be -10/20 which is simplified to -1/2
