Someone PLEASE help me, Geometry isnt my strong subject PQ=2.8in

Q=311

Find the area of the Shaded region, round to the nearest tenth.

An objects motion is described by the equation d= 4sin (pi t) what will the height of the object be at 1.75 seconds?

If m 17 27 90 63 ** picture is attached

The amount spent on food and drink by 20 customers is shown below what is the modal amount spent and the median amount spent? 40 25 8 36 18 15 24 27 43 9 12 19 22 34 31 20 26 19 17 28