I need help with this it’s a unknown fraction

How many square feet of out door carpet will we need for this hole? 8ft 3ft 12ft 4ft

Which equation represents a circle with a center at (–3, –5) and a radius of 6 units? (x – 3)2 + (y – 5)2 = 6 (x – 3)2 + (y – 5)2 = 36 (x + 3)2 + (y + 5)2 = 6 (x + 3)2 + (y + 5)2 = 36

Acredit card advertises an annual interest rate of 23%. what is the equivalent monthly interest rate?