Please help it's really important I’ll give you brainliest

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?

Question b of 10which of the following describe an angle with a vertex at a? check all that applyo a. labcов. савd dooo c_baco d. zacb

15m is what percent of 60m; 3m; 30m; 1.5 km? the last one is km not m