Answer:
18
Step-by-step explanation:
90 % 5 = 18 so A would measure 90º
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_ +3
2
this should be the answer
C
Multiples of 4: 4,8,16,20,24,28,32,36,40,44,48,52,56,60
Multiples of 15: 15,30,45,60
Th smallest number that they both can multiply to is 60