Answer: I think b

Step-by-step explanation:

**Answer:**

60º

**Step-by-step explanation:**

A triangle is 180º so you do (180-60)/2 and you get that x=60.

Hope that helps :)

HEY THERE!!

FIRST STEP :- Affonso has 14 fewer dimes than nickels.

SECOND STEP:- Nickels has 21 dimes.

so Affonso has nickels:-

21 - 14 = 7

Hope it helps you.

you just answer ths but here this might help

plz mark as brainliest