For the black triangle determine the coordinates,_ The quadrant _
The angle measure of the terminal side in radians_
The measure of the terminal in the clockwise direction in degree_

Astudent must have an average on five test that is greater than it equal to 80% but less than 90% to receive a final grade of b. devon's greades on the first four test were 78% 62% 91% and 80% what range if grades on the fifth test would give him a b in the course? ( assuming the highest grade is 100%)

Why is x= 4 a solution to the proportion 14/x 56/1 6

X= 3y - 6 2x - 4y = 8 solve the system of equations using substitution. a) (-12,-2) b) (15,7) c) (21,9) d) (24,10)