Trigonometry: please show work- (photo)

Find the value of tan theta if sin theta = 12/13 and theta is in quadrant 2

Miss henderson wants to build a fence around a rectangular garden in her backyard in the scale drawing the perimeter of the garden is 14 in of the actual length of a b is 20 ft how many feet of fencing what you need

To decrease an amount by 16% what single multiplier would you use