Find the area of a circle with a diameter of \color{green}{6}6start color green, 6, end color green.

Either enter an exact answer in terms of \piπpi or use 3.143.143, point, 14 for \piπpi and enter your answer as a decimal.

*please help me

Plz me plz i will give a brain just plz

The system of equations graphed below has how many solutions? y = 2x + 2

The volume of gas a balloon can hold varies directly as the cube of its radius. imagine a balloon with a radius of 3 inches can hold 81 cubic inches of gas. how many cubic inches of gas must be released to reduce the radius down to 2 inches?