coleusb742 coleusb742
  • 20-04-2020
  • Mathematics
contestada

What is the value of x?

What is the value of x class=

Respuesta :

Hrishii
Hrishii Hrishii
  • 20-04-2020

Answer:

x = 4

Step-by-step explanation:

By property of intersecting secants outside of circle.

[tex]PC \times PA = PB \times PD \\ 10(2x + 10) = 9(2x + 3 + 9) \\ 20x + 100 = 18x + 108 \\ 20x - 18x = 108 - 100 \\ 2x = 8 \\ x = \frac{8}{2} \\ \huge \red{ \boxed{ x = 4}}[/tex]

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