Which pair of angles are vertical angles? ∠ert and ∠mrc ∠krc and ∠crh ∠kre and ∠ert ∠mrc and ∠krm

It takes a total of 6 hours to fill up an inground backyard pool using a standard house. a function can represent this situation to represent the amount of water in the pool until it is full a function of time the hose is running. determine the domain for the function

Find the perimeter of the triangle with vertices  d(3, 4),  e(8, 7), and  f(5, 9). do not round before calculating the perimeter. after calculating the perimeter, round your answer to the nearest tenth.  

Which statements are true about additional information for proving that the triangles are congruent check all that apply