Answer:
620 miles
Step-by-step explanation:
All you would have to do is multiply 155 times 4 which would give you 620.
Answer: 
Step-by-step explanation:

Alaska has 4.91851852 thousand miles more than Florida coastline
So you need to make out the lengths for the triangle. For the height, you can subtract the short length (100) from the longer length (1250) to get the height of the triangle. The base is the length at the very top, 75. So right now you have 150 for height and 75 for the base. Now use the formula to get 75 root 5.