Answer and ill mark brainlist!!

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

Helena lost her marbles. but then she found them and put them in 44 bags with mm marbles in each bag. she had 33 marbles left over that didn't fit in the bags.

Evaluate this using ! 0.25^2 x 2.4 + 0.25 x 2.4^2 − 0.25 x 2.4 x 0.65