sunnydays80
contestada

The length of a rectangle is 8 centimeters
less than 3 times the width.

a. Write a polynomial expression that
represents the area of the rectangle.

b. Find the area of the rectangle when
the width is 10 centimeters.

all help is appreciated :)​

Respuesta :

Kamikazeminem

Answer:

[tex]220 \: {cm}^{2} [/tex]

Step-by-step explanation:

[tex]Let \: x \: be \: the \: width \Rightarrow the \: length:3x - 8 \\ a. \: Polynomial: x(3x - 8) \\ b. \:Area: \:10 (3 \times 10 - 8) = 220 [/tex]

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