The distance between two points is the absolute value of the coordinates:
We know that 
and that the distance is 11, so we have
An absolute value equals 11 if its content equals 11 or -11:
or
- 25.05 + (-12.5) + 12.85 =
-25.05 - 12.5 + 12.85 =
-37.55 + 12.85 =
- 24.7 <== the divers new depth
If I am understanding the question, and assuming the living room is a rectangle, then the border should be 80 ft
294 x 2/3
=196 sold
294-296
=98 unsold
98 pumpkins were unsold.
Nearest tenth meter because a decimal with a tenth is the biggest the decimal could be if you wanted it to still be a decimal.
