<span> The least perimeter occurs when rectangle is square.
So you can start by taking square root of area; </span>√32
So each side is √32 and there are 4 sides
Hence least perimeter is 4√32 = 16√2 ≈ 22.627.
Answer:
sorry I can only answer b.
3 sec = 36 feet
6 sec = 72 feet
9 sec = 108 feet
The percent increase is 65.38% I will explain how in the comments
The first one
Second one
Sixth one
Fourth one
Sorry if I am wrong