A letter to Europe from the United States cost $.94 to mail. A letter mailed within the United States cost $.44. Nancy mailed five letters for $3.70, some to Europe and some to the United States. How many letters did she send to Europe. Explain.

Ineed to know the answer to this algebra question.

In the triangles, bc =de and ac fe.if the mzc is greater than the mze, then ab isdfelth

Abird on top of a 200 ft bridge tower sees a man standing on the lower part of the bridge (which is 50 ft above the ground). the angle of depression from the bird is 26 ̊. how far is the man from the base of the bridge tower? with explanation and pictures .