There are some instances when an abbreviated form of the distance formula can be used. What is the abbreviated formula and under what conditions can it be used? I will give brainliest to the first correct answer!

Arectangular garden is 5 feet long and 3 feet wide. a second rectangular garden has dimensions that are double the dimensions of the first garden. what is the percent of change in perimeter from the first garden to the second garden?

Which expression is equivalent to 64 - 9x^2?

Scarlett stopped at a campground along the appalachian trail. the campground had a 12 acre area for tents, divided into 6 equal campsites. scarlett picked one of the sections to pitch her tent. which expression would give you the size of scarlett’s campsite? (more than one answer