A walnut falls from a branch that is 64 feet above the ground. Write an expression (in standard form) that represents the height of the walnut over time. After how many seconds does the walnut hit the ground?

“exterior angles of triangles. an exterior (or external) angle is the angle between one side of a triangle and the extension of an adjacent side. try this drag the orange dots on any vertex to reshape the triangle.” look to get to the answer i explained what it means and other things i hope it you .