Please Answer Fast! Your cousin has a goat in his backyard, tied with a 4 foot rope. The goat can move in a circular motion the length of the rope. What is the area of the backyard where his goat can

Please Answer Fast!

Your cousin has a goat in his backyard, tied with a 4 foot rope. The goat can move in a circular motion the length of the rope. What is the area of the backyard where his goat can eat the grass? Hint: The 4 foot rope represents the radius of the circle.

1. What equation can be used to calculate the area of the yard that his goat can eat the grass?

2. What is the area of this circle in your cousin’s backyard?

3. What would the new area be if he decides to use a 5 foot rope?