The equation of line cd is (y − 3) = − 2 (x − 4). what is the slope of a line perpendicular to line cd?

Gail is making costumes for a school play. each rabbit costume needs one and one half yards of white fur fabric, a yard of blue striped fabric, and a quarter of a yard of pink felt for the ears. g? ail needs to make eight rabbit man yards will she need, for the white fur fabric, blue striped fabric, and pink felt?

How do i simply this expression (quadratic formula basis) on a ti-84 or normal calculator?

Write a similarity statement for the similar triangles. afgh ~ a