Every day abby's teacher picks a number of the day from 1 to 20. the number of the day can be repeated. there are 180 days in the school year. predict how many days the number of the day will be greater than 15.

the figures below are made out of circles, semicircles, quarter … find the area and the perimeter of each figure and give your answers as a completely simplified exact value in terms of π (no approximations). remember that we'll also have to cut whatever areas we get in half, since we're only dealing im pretty sure that is the right answer

step-by-step explanation: