Four identical circles are lined up in a row with no gaps between them such that the diameters for a segment that is 68 centimeters long. What is the combined area of all the circles to the nearest hundredth? Use 3.14 for π.

The inside wheels of a car traveling on a circular path are rotating half as fast as the outside wheels. the front two wheels are six feet apart. what is the number of feet in the path traced by the inside front wheel in one trip around the circle? express your answer in the form "k \pi", where k is an integer.

Hi my sisters and brothers can tell me the answer because i don’t understand the question

Read the situations in the table below. then drag a graph and equation to represent each situation. indicate whether each of the relationships is proportional or non-proportional. edit : i got the right answer its attached