Would a crayon be measured as a cubic centimeter or decimeter?

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.

Both the red and blue line segments stretch from the center of the circle to a point on the circle. the length of the blue segment is 5. how long is the red line segment?

Look at this pattern ; 1,4,9, number 10000 belongs in this pattern . what’s the place of this number?