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Contact [7]
3 years ago
5

Plssss helpppppp:c uhhhh

Mathematics
2 answers:
Musya8 [376]3 years ago
8 0

Answer:

42

Step-by-step explanation:

a^2 + b^2 = c^2

40^2 + b^2 = 58^2

1600 + b^2 = 3364

subtract 1600 from both sides

b^2 = 1764

square root both sides

b = 42

motikmotik3 years ago
7 0
B = 42, have a good day and holiday!
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In order to clear out room for new merchandise, James decided to mark down some of the items for sale in his electronics store.
masya89 [10]

The correct answer is A, as the DVD player's price was reduced by $ 3.82 more than the stereo tuner's price.

In order to clear out room for new merchandise, James decided to mark down some of the items for sale in his electronics store, and he marked down DVD players by 36%, and he marked down stereo tuners by 22%, if DVD Players cost $ 41.60 after the markdown and stereo tuners cost $ 69.42 after the markdown.

To determine which item's price was reduced by more, and by how many dollars more was it reduced, the following calculation must be performed:

  • 100 - 36 = 64
  • 64 = 41.60
  • 100 = X
  • 100 x 41.60 / 64 = X
  • 4160/64 = X
  • 65 = X
  • 65 - 41.60 = 23.40

  • 100 - 22 = 78
  • 78 = 69.42
  • 100 = X
  • 69.42 x 100/78 = X
  • 6942/78 = X
  • 89 = X
  • 89 - 69.42 = 19.58

Therefore, the DVD player's price was reduced by $ 3.82 more than the stereo tuner's price.

Learn more about maths in brainly.com/question/18629331

4 0
2 years ago
Please help me with this! <3
alexandr402 [8]

Answer:

Surface Area=

100\pi

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7 0
3 years ago
Cesar has read 89 pages of a book for his
slega [8]

Answer:

X=8

Step-by-step explanation:

First subtract the read pages with the unread pages which is 168.

Then let 21 pages = to one hour then 168pages(the remaining pages) = x then cross multiply and divide then your answer will be 8

4 0
3 years ago
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Answer:

Step-by-step explanation:

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3 years ago
Trevor Benjamin is a salesperson who is paid a monthly salary of $500 plus 2% commission on sales. Write an equation that repres
Varvara68 [4.7K]
Let, the amount of sales = x
Then, commission from sale will be: x * 0.02

So, Equation would be:  500 + 0.02x

Hope this helps!
6 0
3 years ago
Read 2 more answers
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