I believe the second one right, because if I remember two opposite angles of an outside angle = the outside angle.
Answer:
????????????????????
??????????
????????
Step-by-step explanation:
????????
???????????
36=2*2*3*3=2²*3²
60=2*2*3*5=2²*3*5
LCM(36,60)=2*2*3*3*5=2²*3²*5=180
12/5 - 3/10 = 24-3 /10 = 21/10
OR 2.1 in decimal form