Can you please help me thanks

Which point on the x-axis lies on the line that passes through point c and is parallel to lino ab?

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.

Which statement best explains why ben uses the width hi to create the arc at j from point k