What is the measure of angle DXF?51 degrees129 degrees54 degrees75 degrees
51 degree
AXC + CXE + EXB = 180 degree
54 + CXE + 75 = 180
CXE = 180 - 75 - 54
CXE = 51 degree
Since DXF is opposite to CXE, they are equal CXE = 54 = DXF