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mrs_skeptik [129]

3 years ago

15

20 points for quick math problem what a deal! Please show work

1 answer:

Karo-lina-s [1.5K]3 years ago

5 0

Answer:

11 cm

Step-by-step explanation:

As Y is midpoint if XZ

XY=YZ=2a+1

WZ=WX+XY+YZ=28

a+1+2a+1+2a+1=28

5a+3= 28

5a=25

a=5

XY=2a+1

=2(5)+1

=10+1

=11 cm

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