rjwiersma rjwiersma

14-06-2017
Mathematics

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Find the area of the yellow area shown here
a. 4x^2+2x+6
b.2x^2+4x+6
c.2x^2+2x+6

Find the area of the yellow area shown here a 4x22x6 b2x24x6 c2x22x6 class=

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mreijepatmat mreijepatmat

14-06-2017

The horizontal yellow are is : 2(x+3) = 2x + 6

The vertical yellow are is : x(x+2+x) = x(2x+2) = 2x² + 2x

Total area = 2x + 6 + 2x² + 2x = 2x² +4x + 6 (answer B)

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