Solve for x

Help me out please

X=

Look at triangle wxy what is the length (in centimeters) of the side wy of the triangle?

Ab and bc form a right angle at point b. if a= (-3, -1) and b = (4.4), what is the equation of bc?

The length of a rectangular flower bed is 2ft longer than the width. if the area is 6ft, then what are the exact length and width? also find the approximate dimensions of the rectangle.