10. Put the following function into correct column x=4 y=6 y=8 x=2 y=x y=5 y=-2 x=3
I
Horizontal lines parallel to the
x-axis
Vertical lines parallel to the y-axes

The perimeter of △cde is 55 cm. a rhombus dmfn is inscribed in this triangle so that vertices m, f, and n lie on the sides cd , ce , and de respectively. find cd and de if cf=8 cm and ef=12 cm. the answer is not cd=20 and de=15. i have tried that one, it does not work.