Question: Answer the questions 40. An isosceles triangle has two equal sides of length 2x + 4x + 10x + 9. The perimeter of the triangle

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40. An isosceles triangle has two equal sides of length 2x + 4x + 10x + 9. The perimeter of the triangle is given by 7x + 8x - 6x - 10. Write an expression for the missing side length as a polynomial in standard form. Show all work. 41. A rectangular courtyard contains a square fountain as shown below. The courtyard has a length of 2x + 2x + 8x + 6 and a width of x + 3, and the fountain has a side length of x - 5. Write an expression for the shaded area as a polynomial in standard form. 25 xod endl to em 42. Write a polynomial expression in standard form for the area and perimeter for the figure shown. X - X - X X + 3

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