Y= 7x is that a direct variation or no

Iam a rectangle. my perimeter is 60 feet. how much are do i cover?

Find the domain of the following expression: 1/(√x)-2

Complete each statement from the information given and the triangle criterion you used. if the triangles cannot be shown to be congruent, leave the box for the second triangle blank and choose for reason “cannot be determined.” carbon - regular hexagon. ∆can ≅ ∆ by