The length of a rectangle is three more than it’s width. the perimeter is 86 cm. find the length and width of the rectangle. write an equation to represent the problem and solve the problem

What could explain what happened when the time was equal to 120 minutes

Acar started driving from city a to city b, distance between which is 620 miles, at a rate of 60 mph. two hours later a truck left city b and started moving towards city a at a rate of 40 mph. how many hours after the truck's departure will the two meet?

Solve the triangle. a = 21°, c = 105°, c = 5