Answer:
We know that
6 × 3 = 2 × x
18 = 2x
x = 9
Step-by-step explanation:
1000 mm = 1 m
6000 mm = 6000/1000 = 6 m
Let P = perimeter
P = 3x + 5
Let x = 10
P = 3(10) + 5
P = 30 + 5
P = 35