a piece of machinery depreciates $6000 the first year, $5300 the second year, and $4600 the third year. If the rate of depreciation is constant, what is the amount of depreciation of the piece of machinery in the sixth year?

d

because parallelagram have all 4 angels the same size dependeing and a rectangle and square are oth parallelogram

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step-by-step explanation:

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step-by-step explanation:

this can be solved first with pythagorean theorem, which tells us to square both legs of the triangle and sum it. this will be equal to the square of the hypotenuse.

the hypotenuse is the side "opposite" the 90 degree angle, which is x.

so we can write using pythagorean theorem,

simplifying:

to further simplify this radical, we need to use the property  

thus