Please help it’s algebra 2. Look in the picture attached.

Anyone know? will mark brainliest if correct!

Acircle has a radius of 5/6 units and is centered at (3.6, 7.8) write the equation of this circle

Dakota earned $7.50 in interest in account a and $18.75 in interest in account b after 15 months. if the simple interest rate is 4% for account a and 5% for account b, which account has the greater principal? explain. to make it a little easier, there is an image. good luck!