legenddorian legenddorian

01-06-2018
Mathematics

contestada

Which expression is equivalent to the area of metal sheet required to make this square-shaped traffic sign?

A square shaped traffic sign is shown with length of one side labeled as 8x minus 2.

16x2 − 4
64x2 + 4
64x2 − 16x + 4
64x2 − 32x + 4

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tramserran tramserran

01-06-2018

Area (A)= length(L) x width(w)
In a square, length = width

A = (8x - 2)²
   = (8x-2)(8x-2)
   = 64x² - 16x - 16x + 4
   = 64x² - 32x + 4

Answer: D

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achandra363 achandra363

03-01-2022

Answer:

64x^2 − 32x + 4

Step-by-step explanation:

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