A sailor sees a lighthouse at a 55 angle of elevation from horizontal

foot of the lighthouse from the boat is 275.25

Step-by-step explanation:

if that is what your looking for

i don't even know how to read that, ill try to do it if you translate it into english.

  d. △abc is congruent to △fde

step-by-step explanation:

triangle abc is reflected across the x-axis. the corresponding vertices are

the names of the triangles in the congruence statement must have corresponding vertices in the same order. that is, △abc is congruent to △fde.