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21-11-2018
Mathematics

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For which values of x are the triangles congruent

For which values of x are the triangles congruent class=

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calculista calculista

16-08-2019

Answer:

[tex]x=5[/tex]

Step-by-step explanation:

we know that

If triangles DEF and ABC are congruent, then

DF≅AC

DE≅AB

EF≅BC

therefore

[tex]5x-8=3x+2[/tex]

Solve for x

[tex]5x-3x=2+8[/tex]

[tex]2x=10[/tex]

[tex]x=5[/tex]

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