tktk tktk
  • 23-08-2018
  • Mathematics
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How do i do number 8

How do i do number 8 class=

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Supernova
Supernova Supernova
  • 23-08-2018

To solve #8, we need to make ∠CBD equal to ∠DBE in an equation and solve for x. Then we will plug x into the expression for ∠A.

∠CBD = ∠DBE

(x + 10) = 60

  • Subtract 10 from both sides.

x = 50

  • Plug x into ∠A (x + 5).

(50) + 5 = 55

  • The measure of ∠A = 55°.

55° is your answer.

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