- (a)
- (b)
- (c)
- (d)

We work some examples of line integrals and vector fields.

**Work in groups of 3–4, writing your answers on a separate sheet of
paper.**

Let be the circle of radius , centered at the origin, drawn once in a counterclockwise
direction. Using the fields above, compute:

- (a)
- (b)
- (c)
- (d)

Let be the triangle with vertices at , , and drawn once in a counterclockwise
direction. Using the fields above, compute:

- (a)
- (b)
- (c)
- (d)

Let be the path connecting to to . Note, this is

**not**a closed path. Using the fields above, compute:- (a)
- (b)
- (c)
- (d)