KelsieV
KelsieV KelsieV
  • 09-04-2021
  • Mathematics
contestada

Find the values of x and y. Write your answers in simplest form.

Find the values of x and y Write your answers in simplest form class=

Respuesta :

lalisa3869 lalisa3869
  • 09-04-2021

Step-by-step explanation:

You have this rule, if there is < 30° then value of y is

y=12✓3:2

y=6√3

And Pitagora's theorem:

c²=a²+b²

In this case:

(12√3)²=y²+x²

Then x is:

x²= (12√3)²-y²

x²= (12√3)²-(6√3)²

x²=432- 108

x²= 324

x=✓324

x=18cm

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