Discussion: geometry

I need this

Average acceleration: i have no idea how to do this.

What is the length and width of a 84.5 square foot rug? will mark

The evening newspaper is delivered at a random time between 5: 30 and 6: 30 pm. dinner is at a random time between 6: 00 and 7: 00 pm. each spinner is spun 30 times and the newspaper arrived 19 times before dinner. determine the experimental probability of the newspaper arriving before dinner.