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- Math Tutor
- Site Admin
**Posts:**413**Joined:**Sun Oct 09, 2005 11:37 am**Reputation:****28**

Triangles TRS and TPR are similar triangles, so it's sides are proportionate

[tex]\frac{TR}{18} = \frac{8}{TR}[/tex]

[tex]TR^{2} = 18*8[/tex]

[tex]TR = 12[/tex]

[tex]\frac{TR}{18} = \frac{8}{TR}[/tex]

[tex]TR^{2} = 18*8[/tex]

[tex]TR = 12[/tex]

- charane1982
**Posts:**1**Joined:**Mon Apr 20, 2020 6:35 am**Reputation:****0**

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