Help pls ! Will mark brainliest

Brainlest answer can you find the area and circumference of a circle given the radius or diameter? if its yes or no explain why

Antonia and carla have an equivalant percentage of green marbles in their bags of marbles. antonia has 4 green marbles and 16 total matbles. if carla has 10 green marbles , how many total marbles does carla have

Which describes the difference between the graph of f(x)=x^2 and g(x)=-(x^2-2)