X=2 because 3 times 2 is 6 and then you add 6 and 7 together and get 13.
What do u mean like 82+82?
Answer:
Perimeter: 24
Area: 1105.92
Step-by-step explanation:
Perimeter:
Add up all of the numbers
Area:
Multiply all of the numbers
(I'll redo it if this isn'twhat you meant by)