Three shapes-a circle, a rectangle, and a square-have the same area. which shape has the smallest perimeter?

Lines a and b are parallel. what is the value of x? -5 -10 -35 -55

Astudent is solving a system of equations by substitution and comes up with the solution 3 = 3. assuming that he solved the problem correctly, which of the following can be said about this system of equations?

Skie rented a boat for $16.50 per hour. her total rental fee was $49.50. for how many hours did skie rent the boat