An object travels to the east for 36.4m and then heads north for 21.0 meters, how far is the object from where it began?

You are going to subract to get
36.4 - 21.0 = 15.4m
The distance of the object is 15.4 meters away from where it first began

They both have rock surfaces

Glucose, also called grape sugar, blood sugar or corn sugar, is among the simplest and one of the primary naturally occurring sugars. produced naturally by plants as the primary photosynthesis product, it is heavily used by living beings as a main energy source and is necessary for cellular respiration. chemically, it is a monosaccharide carbohydrate and serves as a building block for complex sugars like starch.