Identify the y-intercept of the line.
y=-1/2 +3x

Lisa has three classes that each last 50 minutes. what is the total number of minutes of the three classes

He that is measured at 220° is a reflex angle. the opposite angle is obtuse. find the measure of obtuse .

Fred has a spinner that is split into four equal sections: red, blue, green, and yellow. fred spun the spinner 688 times. which of the following would be a good estimate of the number of times the spinner lands on the green section? a. 269 b. 603 c. 344 d. 189