If the measure of angle 3 is (2y+20)° and the measure of angle 5 is(210-4y)°. What is the measure of angle 4?

Fa bus driver leaves her first stop by 7: 00 a.m., her route will take less than 37 minutes. if she leaves after 7: 00 a.m., she estimates that the same route will take no less than 42 minutes. which inequality represents the time it takes to drive the route, r?

How can constraints be used to model a real-world situation?

The circle below is centered at the point (3, 1) and has a radius of length 2. what is the equation?