Solve for the missing value x 3:9=x:81

Kapil needed to buy a long wooden beam. he went to two sawmills that each charge an initial fee plus an additional fee for each meter of wood. the following equation gives the price (in dollars) of a wooden beam from the first sawmill as a function of its length (in meters). p = 5+20xp=5+20x

Answer pls man im trying to get out of summer school

Describe the symmetry of the figure. identify lines of symmetry, if any. find the angle and the order of any rotational symmetry.