Answer: 7.2
Step-by-step explanation: the some of all angles should equal 180
Answer:
Step-by-step explanation:
common denominator is 20
20+4+10 is 34
34/20 is 1 14/20 or 1 7/10
Answer:
Hey
Step-by-step explanation:
I beleve you answer is 10 because 3 time 10 equals 30 and the question sais "3 times longer"