In an acute scalene triangle, one angle is 20 degrees larger than another angle and the third angle is half the sum of the other two angles. What is the measure, in degrees, of each of the three angles of the triangle?

4⅛-3¾:1 1/7 change to improper fraction and solve

If you go out to eat with 3 friends and your meal was $87.850, there is 7.75% sales tax and you should tip the waiter 20%. How much should each person pay?

Find the solution to the system of equations graphed here. A) (-1, - 3) B) (1, - 3) 9 (1,3) D) (3,1) Answer

A pitcher's earned run average is calculated by the formula E = 9R/1, where E represents the number of earned runs allowed, and I represents the number of innings pitched. Solve the formula for R. a. R = IE-9 b. R = 9EI c. R = IE/9 d. R = E / (91)

Carmen ran 2 laps around the track in 6 minutes. What are the unit rates in laps per minute and minutes per lap?

A sphere has a radius of 1.5 inches. What is the volume of the sphere rounded to the nearest tenth? Use 3.14 for pi. 9.0 in³ 14.1 in³ 28.3 in³ 36.4 in³

Sixty percent of the customers who go to Sears Auto Center for tires buy four tires and 22% buy two tires. Moreover, 12% buy fewer than two tires, with 6% buying none. Construct a cumulative probability distribution for the number of tires bought.

If a train with an average speed of 60 miles per hour travels for 20 minutes, how far will it have gone?

What value of x makes the equation true? 3 (x - 4) = 15 a - 1 b 1 c 7 d 9

What is the area of a classroom with a length of 30 feet and width of 15 feet