Find x in these 45 - 45 - 90 triangles.

The ratio of the measures of the three angles in a triangle is 2: 9: 4. find the measures of the angels

60 musicians applied for a job at a music school. 14 of the musicians play both guitar and drums. what is the probability that the applicant who gets the job plays drums or guitar?

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.