18ft because each side is being times by 2
1 significant figure would be 3000
Answer:
1/32 or 1 in 32
Lets run through this step by step.
Each coin has a 1/2 or 1 in 2 possibility of flipping heads.
We could multiply each event, giving you 1/32.
(0.5 to the power of 5 is 0.03125, which as a fraction is 1/32)
Hope this helps