What is the arc length

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.

Convert the mixed numbers into improper fractions. convert the improper fraction to mixed numbers.

Write a similarity statement for the similar triangles. afgh ~ a