Kim has a living room that measures 12 feet by 12 feet. She wants to buy the largest circular area rug that she can find for the room.
There are four rugs at a local department store. Which rug should she buy?

4 foot radius?

6 foot radius?

8 foot radius?

10 foot radius?

Aswimming pool has an input pump for filling the pool and an output pump for emptying the pool. the input pump can fill the pool in 3 hours, and the output pump can drain the pool in 5 hours. as you go to bed, the pool is full, but a neighbor’s kid turns on the output pump. at midnight, you awake to find the pool half empty. immediately, you turn on the input pump, but you are sleepy and forget to turn off the output pump. at what time will the pool become full?

1. what is the phythaforean theorem? 2.what do we use it for? 1.what is the distance formula ? 2.what do we use it for?

Lisa has three classes that each last 50 minutes. what is the total number of minutes of the three classes