Step-by-step explanation:
84 = 2(l+b)
L+b = 84 / 2
L+b = 42
There fore..
Length is 42 and breadth is 42 - 8
Answer:
5 cm
Since 1 inch is 2.5 cm, you'll haft to double that. Making the answer 5 cm.
We can’t solve for x and y