Math Help - Coin tosed onto tessalated surface.

1. Coin tosed onto tessalated surface.

A coin of radius 1 cm is tossed onto a plane surface that has been tesselated by rectangles whose measurements are all 8cm by 15cm. What is the probability that the coin lands within one of the rectangles?

2. Hello, Veronica1999!

A coin of radius 1 cm is tossed onto a plane surface that has been tesselated
by rectangles whose measurements are all 8cm by 15cm.
What is the probability that the coin lands within one of the rectangles?