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jonny [76]
3 years ago
8

The perimeter of a rectangle is represented by 4x^2+5x-2. The perimeter of a smaller rectangle is represented by x^2+3x+5. Which

polynomial expression represents how much larger the first rectangle is than the smaller rectangle ?
PLease help !!!!

Mathematics
1 answer:
crimeas [40]3 years ago
4 0

a is correct

Step-by-step explanation:

Area of Bigger rectangle = 4x2 + 5x - 2

Area of Smaller rectangle = x2 + 3× + 5

diff. = ( 4x2 + 5x - 2) - (x2 + 3x - 5)

= 4x2 + 5x -2-x2 - 3x - 5

= 3x2 + 2x - 7

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Your supposed to find the angle of the triangle but I know the answer 145 but I want to know how you get the answer
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A straight line adds up to 180
So the line opposite of 137 should add up to 180
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