2 years ago

A regular pentagon ABCDE is shown. work out the size of angle x

1 answer:

7 0

Answer:

Step-by-step explanation:

since a pentagon has 3 triangles in it and one of them are shown you must divide the intrior angle by 3.

540/5=108

108/3=36

x=36

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BARSIC [14]

The remainder theorem says that dividing a polynomial $p(x)$ by $x-c$ leaves a remainder of $p(c)$ . Here, $c=-4$ , then $c=3$ .

$p(-4)=0$

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2 years ago

konstantin123 [22]

Answer:

Step-by-step explanation:

$f(x) = \frac{2x}{3x^2 - 3} \\\\ Domain: \\ 3x^2 - 3 ≠ 0 \\ 3x^2 ≠ 3 \\ x^2 ≠ 1 \\ x ≠ \pm 1$

D = {x E R/ x ≠ 1 and x ≠ - 1}

I Hope I've helped you.

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Arlecino [84]

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solniwko [45]

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