Which if the following exponential functions represents the graph below

Ineed with 14, 16, 28 and 36 me. we didn't go over them in class so i don't know what to do.

Carson has only $20 bills and $10 bill in her wallet. the total value of the bills is $50. she has 1 more $20 bill than $10 bills. how many each kind of bill does carson have? a. one $20 and two $10 bills b. two $20 bills and one $10 bill c. one $20 bills and three $10 bills d. two $20 bills and two $10 bills

State if the two triangles are congruent. if they are, state how you know?