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lilavasa [31]
3 years ago
7

Can someone please help me and write the answer out​ and use demos​

Mathematics
1 answer:
Elden [556K]3 years ago
6 0

Answer:

I think that's right not 100% but hope it helps? xx

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A rectangular park, 90 meters by 60 meters, is to be built on a city block having an area of 9000 m^2. A uniform strip borders a
stealth61 [152]

Answer:

x = 10.52 m

Step-by-step explanation:

Given that,

Length of a park = 90 m

Width of a park = 60 m

Area, A = 9000 m²

A uniform strip borders all four sides of the park for parking. We need to find the width of the strip. Let it is x. Now the area becomes,

(90+2x)(60+2x) = 9000

4x^2 +120x +180x =5400 = 9000\\\\x=10.52\ m

So, the width of the strip is equal to 10.52 m.

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Answer:

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Step-by-step explanation:

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3 0
3 years ago
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Martin deposits $200 in a savings account that earns 5% annual interest. Four years later, Cary deposits
lesantik [10]

Answer:

200 + (10 y)

Step-by-step explanation:

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cary 200 + 10=210 =C

200 + (10 y)

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Answer:

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Step-by-step explanation:

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Determine which of the lines are parallel and which of the lines are perpendicular.
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