Given that d is the midpoint of ab and k is the midpoint of bc, which statement must be true?

Li buys supplies so he can make and sell key chains. he begins to make a profit only after he sells 4 key chains. what point on the graph makes the most sense in this situation?

Triangle knm is what is true about the sides of knm

An airplane travels at an unknown elevation before it descends 3 miles to an elevation of 15 miles. find the elevation of the plane before its descen.