You spin a spinner numbered 1 through 10. Each outcome is equally likely. Find P(even) as a fraction, decimal, and percent.
1/10, 0.1, 10%
5/10, 0.5, 50%
4/10, 0.4, 40%
2/10, 0.2, 20%

Lance lived in portugal and brazil for a total of 14 months to learn portuguese. he learned an average of 130 new words per month when he lived in portugal, and an average of 150 new words per month when he lived in brazil. in total he learned 1920 new words. write a system of equations to represent the situation. use x to represent portugal, and y to represent brazil

List the sides of δrst in ascending order (shortest to longest) if: m∠r =x+28°, m∠s = 2x+16°, and m∠t = x+12

Two triangles can be formed with the given information. use the law of sines to solve the triangles. b = 49°, a = 16, b = 14