Could help me to solve this problem ​

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

3/4 = c/36 i need with this fraction proble.

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.