Find the coordinates of the circumcenter of the triangle with the given vertices. D(3, 5) , E(7, 9) , F(11, 5) help is greatly appreciated

The figure above shows the lengths of thesides of a rectangle in cm. find the valuesof x and y and then the area of the rectangle.sides: top= 3x - yleft= 3y + 4bottom= 2x + yright= 2x - 3 use both methods, elimination and substitution, if possible.

Diane owes $387 to her brother. if she debits her bank account $161.25 a month to pay him back, how many months will it take her to pay off the debt?

The random variable x is defined as the number marking the sector in which the arrow lands when the spinner in the diagram is spun once.