If dane walks 20 feet then walks beack 80. how far did he travel?

An arc subtends a central angle measuring 7pi/4 radians what fraction of the circumference is this arc?

X+y=-4 x-y=2 use elimination with adding and subtraction

Will give brainliest for correct answer 8. use the distance time graph to answer these questions: a. what does the graph tell us about the velocity of the car? b. what is the average velocity of the car? (show work) c. is the velocity reflected in the graph positive or negative?d. is there any point on the graph where the car is not moving? how do we know?