It's -5/2,-4 is right. ok?
The perimeter:

The length of the longer side:
Answer:
29
Step-by-step explanation:
20^2+21^2=841
63.5 if u want working out let me know
What you do is you find the common denominator between the two fractions given. the easiest is to just multiply them
6*8=48
and then multiply each numerator by the number it's denominator is multiplied by
1*8=8 and 5*6=30
and now you have your new fractions, add them together
8/48+30/48=38/48
this leaves 10/48 as the people who were wearing shorts, just simplify this and it's done
10/2 =5/24
48/2