Given that DE, DF, and FE are the lengths of mid-segments, what is the perimeter of the triangle ABC?A)23B)32C)46D)69

Lance lived in portugal and brazil for a total of 14 months to learn portuguese. he learned an average of 130 new words per month when he lived in portugal, and an average of 150 new words per month when he lived in brazil. in total he learned 1920 new words. write a system of equations to represent the situation. use x to represent portugal, and y to represent brazil

Reagan lives five miles farther from school than vanessa lives. write an expression to describe how far reagan lives from school

Rhombus adef is inscribed into a triangle abc so that they share angle a and the vertex e lies on the side bc . what is the length of the side of the rhombus if ab=c, and ac=b.