What is the greatest common factor shared by 70 and 30?

The graph shows the distance y, in inches, a pendulum moves to the right (positive displacement) and to the left (negative displacement), for a given number of seconds x. how many seconds are required for the pendulum to move from its resting position and return? enter your answer in the box.

Find cot x if sin x cot x csc x = √2

What is the sum of these mixed numbers 4 2/3+ 3 1/9