Well, it's the average amount of time, so add 26.1 + 24.3 + 32.8 + 18.2. That equals 101.4 seconds or 1 minute and 41.4 seconds.
Answer:
both angles are the same, so you can use it interchangeably in proving.
But i suggest you to mantain only one, because it's easier to understand and it looks better.
Answer:
80,000
Step-by-step explanation:
1/4(25%)×60,000=20,000
20,000+60,000=80,000
6^9 x 6^-7 = 6^2
x= -7
Hope this helps :)