Right angles are usually always 90 degrees, then if you are looking at right triangles, you have 45,45,90 degree triangles and 30,60,90 triangles
Yes it does matter which way you subtract
A) 1/2*12 = 6 ft above sea level
B) Because City D is 1/2 of 6, it cannot be negative because we are not multiplying anything by a negative number.
It’s A). x=20 y=128.
do you need the work?
The points are (-3,3) and (2,2) then you use distance formula to find the distance between them
