A goat is tethered with a rope of length L to a circular silo of radius r. What area is the goat able to eat?

We examine part of the area. Try various parameters r and L and see if you can conjecture the formula for area in terms of L and r.

L (length of rope) | ||||

r (radius of silo) | ||||

tether position | ||||

0.00 | 0 | 1.00 | ||

Area of grass |