Which of these is the first step in constructing an angle congruent to a given angle?
a. place the compass so that it intersects both sides of the given angle.
b. draw a ray.
c. measure the given angle.
d. place the compass on the ray.

Janie has $3. she earns $1.20 for each chore she does and can do fractions of chores. she wants to earn enough money to buy a cd for $13.50. write an inequality to determine the number of chores, c, janie could do to have enough money to buy the cd.