Determine whether WXYZ is a parallelogram using the distance and/or slope formulas: W(0,8), X(6, 10), Y(-1, -1), Z(-7, -3)​

The floor plan of a room has a scale of 2.5 in.: 35 ft. in the drawing, the length of the room is 8 in. and the width of the room is 6 in. what is the perimeter of the actual room?

The mean of 10 values is 19. if further 5 values areincluded the mean becomes 20. what is the meanthese five additional values? a) 10b) 15c) 11d) 22

Can someone me with my math problem pls my teacher is on my back about this