Rays BA and BC are perpendicular. Point D lies in the interior of angle ABC. If angle ABD=3r+5 and angle DBC=5r-27, find the value of r. Then find the measure of each angle. r=. ABD=. DBC=. 20 points, please help.

The numbers on a football field indicate 10 yard increments. you walk around the perimeter of a football field between the pylons. you walk a distance of 30623 yards. find the area and perimeter of the indicated regions. write your answers as mixed numbers, if necessary. a. one end zone: perimeter: yd area: yd2 b. the playing field (not including end zones): perimeter: yd area: yd2 c. the playing field (including end zones): perimeter: yd area: yd2