Penn volunteered a total of 72 hours over the last 12 weeks. if he volunteered the same number of hours each week, how many hours did penn volunteer in one week?

6 hours per week

Step-by-step explanation:

72/12=6

  q

step-by-step explanation:

each line from a vertex to the midpoint of the opposite side is called a median. the point where the medians intersect, point q, is the centroid.

the centroid of δabc is point q.

so, converting firstly the mixed fractions to improper fractions and then "adding".