Is there a rigid transformation that maps triangle abc to triangle abd? if so, which transformation?

How can you tell when x and y are not directly proportional?

Pls yall i really need the answer fr fr

At a local museum, the total price for one adult and one child is $11. mrs. smith paid for herself and her three children. she spent $19. record the system of equations to be solved and then find the price of an adult and child ticket using either elimination or substitution.