averyk829 averyk829
  • 25-07-2021
  • Mathematics
contestada

Find the missing side lengths

I need help in y = ( it's not 6 I put every number and still got it wrong)​

Find the missing side lengthsI need help in y its not 6 I put every number and still got it wrong class=

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Bromine67
Bromine67 Bromine67
  • 25-07-2021

Answer:

y = 9√3

x = 18

Step-by-step explanation:

taking 30 as reference angle

b = y

p = 9

h = x

so

tan30 = p/b

1/√3 = 9/b

or, b = 9√3

so

[tex]h^2 = p^2 + b^2\\x^2 = 9^2 + y^2\\or, x^2 = 81 + (9\sqrt{3} )^2\\or, x^2 = 81 + 243\\or, x ^2 = 324\\or, x =\sqrt{324} \\\\so x = 18[/tex]

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