Asquare patio has a area of 215 square feet. how long is each side of the patio to the nearest 0.05

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.

18 16 11 45 33 11 33 14 18 11 what is the mode for this data set

Tan198=asin164=? how to solve this? ?