Bryan decided to ride his bike along a new route home from school to avoid some construction. Before leaving school, he estimate
d how long the route would take. When Bryan arrived home, he saw the ride had taken him 16 minutes. His estimate had been 25% more than that. How long had Bryan estimated it would take to ride home from school?
Any regular polygon has a sum of 180(n-2), where n is the number of sides. You can place n as the number of sides to figure out the total amount of degrees.