1. the circumference of a circle with diameter of 8 feet is 2. the circumference of a circle with a diameter of 13 centimeters is 3. the circumference of a circle with a radius of 3.5 miles is

Ebuka's monthly rent is $750. if ebuka pays the rent late, his landlord charges 4% interest per week that the payment is late. write a function that gives the total cost r(t), in dollars, of ebuka's rent if he pays it t weeks late.