-3 1/12 should be your main answer :3
Answer:

Step-by-step explanation:
The perimeter of a polygon is equal to the sum of its sides.
The sides in the triangle shown have lengths
,
, and
in no specific order.
Since its perimeter is given by the sum of its sides, the perimeter is equal to:

Combine like terms:

Answer:
1080000
Step-by-step explanation:
It would take 5 yrs. for both trees to be the same height.