3,4
4,5
3,6
these are all supplementary
Answer:
(5 + 11) /60 =
Step-by-step explanation:
You need to set this up with a proportion and solve. 18/x-5 = 13.5/12.
cross multiply 13.5x-67.5=216
now solve for x
13.5x=283.5
x=21
the missing side is equal to 21-5, which is equal to16
Hey! you should use symbolab online for geometry it helps a lot!