Answer:
37.5
Step-by-step explanation:
You would do 25 divided by two in order to find out what the distant in one inch is. 25 divided by two is 12.5. Then, you do 12.5 multiplied by 3.
This is an obtuse triangle because one angle of it is greater than 90 degrees :)
the 4 because it's in the hundred place value
I THINK THAT"S HOW YOU DO IT, BUT YOU KNOW JUST TRYING TO HELP YOU :)