Answer:
13.75
Step-by-step explanation:
Slash and dash. turn the both minuses into positives and add like normal. 6.5 plus 7.25 equals 13.75.
An area is when you multiply the height by the base. So, it depends on the picture and its numbers. ---------------------
For example: / 6in /
5in/ /
/ / model number: 5 in×6in=30 in
/ /
---------------------
428,731 - 175,842 = 252,889