Sofia simplified an algebraic expression. Her work is shown here. Is her answer correct? 4 + 2(c – 3b) 6(c – 3b) 6 · c and 6 · -3b My answer is 6c – 3b HUR PL

In the image, point a marks the center of the circle. which two lengths must form a ratio of 1 : 2? (options are in the images since thought they were harmful phrases)

Acircle has a circumference of 28.36 units what is the diameter of the circle

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?