Determune whether the quadrilateral is a prallelogram K(2,7), L(6,12), M(13,13), N(9,8) (slope formula)

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?

Solve 3x-18=2y and 5x-6y=14 by elimination or substitution . show all !

How do i find the missing angle measure in a polygon