YZ = 4(XY) (given)
XY + YZ = XZ (segment addition postulate)
XY + 4(XY) = XZ (substitution)
5(XY) = XZ (addition)
Ella P.
asked 10/04/20Given YZ = 4(XY)
Prove 5(XY) = XZ
given line •X—•Y————-•Z
YZ = 4(XY) (given)
XY + YZ = XZ (segment addition postulate)
XY + 4(XY) = XZ (substitution)
5(XY) = XZ (addition)
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Ella P.
Thank you10/04/20