Построить 12 и 5 угольник со стороной 4 см; найти их внутренние углы, площадь, периметр. 20 баллов

U U Well you see i dont speak nor do I understand Aribic so yeah.

Step-by-step explanation:

the circle graph is not a function.

step-by-step explanation:

the graph of the circle is not a function.

because for a graph to be a function, each value of x must give one value of y

in the circle, the values of x for -2< x< 2 each give 2 values of y.

hence this is not a function.

-7

step-by-step explanation:

x^2 + 18x + 74 = (x + 9)^2 - 81 + 74

= (x + 9)^2 - 7.

so q = -7.