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Pearson Geometry Common Core, 2011

PG

Pearson Geometry Common Core, 2011 View details

2. Perpendicular and Angle Bisectors

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Exercise 20 Page 297

We know from the previous exercise that x=5.

10

Practice makes perfect

We are asked to find the length of WZ in the given diagram.

In the the exercise, we found that x=5. Therefore, to find the length of the segment, we can substitute 5 for x in the given expression for WZ.

WZ=3x-5

x= 5

WZ=3( 5)-5

Multiply

WZ=15-5

Subtract term

WZ=10

Subchapter links

Lesson Check p.296

Standardized Test Prep p.299

Mixed Review p.299