NopeNOPEnope12341 NopeNOPEnope12341
  • 14-02-2020
  • Mathematics
contestada

Find the value of each variable. Write your answer in simplest radical form.

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kudzordzifrancis
kudzordzifrancis kudzordzifrancis
  • 21-02-2020

Answer:

[tex]y=4\sqrt{3}[/tex]

[tex]x=2\sqrt{21}[/tex]

Step-by-step explanation:

The diagram is shown in the attachment.

By the altitude -leg rule :

[tex]\frac{14-8}{y}=\frac{y}{8}[/tex]

This implies that:

[tex]\frac{6}{y}=\frac{y}{8}[/tex]

By cross multiplication:

[tex]y^2=6*8\\\implies y^2=16*3[/tex]

Take square root to get:

[tex]y=\sqrt{16*3}[/tex]

[tex]y=4\sqrt{3}[/tex]

Using the Pythagoras Theorem:

[tex]x^2=6^2+(\sqrt{48})^2[/tex]

[tex]x^2=36+48[/tex]

[tex]x^2=84[/tex]

[tex]x=2\sqrt{21}[/tex]

Ver imagen kudzordzifrancis
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