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16. The area of a rectangle is represented by x^2 + 12x+ 20. What is the missing side length of the rectangle?

User Ingdc
by
7.8k points

2 Answers

3 votes

Answer:

Length = x + 2

Width = x +10

Explanation:


Area = Length * Width


x^2 + 12x +20 = Length * width\\\\x^2 + 2x + 10x + 20 = Length * width\\\\x(x+2)+10(x+2) = Length * width\\\\(x+2)(x+10) =Length * width\\

Length = x + 2

Width = x +10

User Awmleer
by
8.6k points
3 votes

Answer:

x = 1.43

Explanation:

14x = 20

x = 20/14

x = 14.3

User Quirimmo
by
7.9k points

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