Question

With full formula please​

Answer 1

Answer:

x=40

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Answer 2

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We know that sum of angle around a point is 360⁰.

so ,

x+4x+3x+40 =360

$8x = 360 - 40$

$8x = 320 \\ x = \frac{320}{8}$

$x = 40$

So, the value of x is 40⁰.

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