Question

Point I is on line segmentHJ‾HJ . Given HI=x,HI=x, IJ=2x+9,IJ=2x+9, and HJ=4x, HJ=4x, determine the numerical length of IJ‾.IJ .

Answer 1

IJ= 27

Explanation:

HI+IJ=HJ

x+2x+9=4x

combine like terms

x=9

IJ=2(9)+9

18+9=27

IJ=27