Marla had a piece of felt that is 1/3 of a large circle. she cuts the piece of felt in half from the center point of the circle. what is the angle measure of each part?

Which function has the same domain as y=2x

Haruka hiked several kilometers in the morning. she hiked only 66 kilometers in the afternoon, which was 25% less than she had hiked in the morning. how many kilometers did haruka hike in all?

What is the value of the discriminant of the quadratic equation -2x = -8x + 8 and what does its value mean about thenumber of real number solutions the equation has?