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AlladinOne [14]
2 years ago
14

Need the answers to 38-41

Mathematics
1 answer:
Volgvan2 years ago
6 0
38. 8•4 =32cm^2
39. 8+8+5+5=26 cm^2
40. Pi•r*2 so = 28.27in^3
41. 15/2=7.5 so pi•7.5^2 so area is 176.71m^3
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Step-by-step explantion:

0.5 times 20 equals 10

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Find the area of each figure. Round to the nearest hundredth where necessary.
Papessa [141]

Answer:

The answer to your question is Triangle's area = 520 in², Square's area = 576 in²

Step-by-step explanation:

Process

1.- Calculate the area of the triangle

-Find the length of the base using the Pythagorean theorem

          c² = a² + b²

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          b² = c² - a²

-Substitution

          b² = 37² - 35²

-Simplification

          b² = 1369 - 1225

          b² = 144

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-Find the area of the triangle

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-Substitution

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Area = side x side

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3 0
3 years ago
A polynominal function that describes an enclosure is v(x)=1500x_x2 where x is the length of the fence in feet what is the maxim
Maksim231197 [3]

Answer:

The answer is below

Step-by-step explanation:

A polynominal function that describes an enclosure is v(x)=1500x-x2 where x is the length of the fence in feet what is the maximum area of the enclosure

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V'(x) = 0

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This means the enclosure has a length of x and a width of 1500 - x

Given that:

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The maximum area = 1500(750) - 750² = 562500

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3 0
3 years ago
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