Type the correct answe in each box’s the graph represents the piecewise function

On a piece of paper, graph y< x+1. then determine which answer matches the graph you drew.

In angle pqr find the measure of

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.