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My name is Ann [436]
2 years ago
5

Find the area of the rhombus

Mathematics
1 answer:
Neporo4naja [7]2 years ago
7 0

Answer:

60 u²

Step-by-step explanation:

<u>Finding</u><u> </u><u>second</u><u> </u><u>diagonal </u><u>:</u><u>-</u><u> </u>

  • d' = √{ 17² - 8²}
  • d' = √{ 289 - 64 }
  • d' = √{ 225 }
  • d' = 15 u

<u>Using</u><u> </u><u>formula</u><u> </u><u>:</u><u>-</u><u> </u>

  • A = 1/2 * d * d'
  • A = 1/2 * 15 * 8
  • A = 15 * 4 u²
  • A = 60 u²
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In each of the following problems, type the price per unit per oz in blanks a. and b, then pick the best buy.
Kaylis [27]

Answer:

B the 2 lb bread for 1.75

Step-by-step explanation:

The dollar per ounce for bread is $0.058 .

The dollar per ounce of bread is $0.055 .

b is the  best buy .

Step-by-step explanation:

First part

As given

Bread, 1 lb. loaf for 96¢ would .

As

1 dollar = 100 cent

Now convert 96¢ into dollars .

                     = $0.96

As 1 pound = 16 ounce

Thus

Bread 16 ounce loaf for $0.96 .

Therefore the dollar per ounce for bread is $0.058 .

Second part

Bread, 2 lb. loaf for $1.75

As  1 pound = 16 ounce

2 pound = 2 × 16 ounce

             = 32 ounce

Dollar per ounce = $ 0.055

Therefore dollar per ounce of bread is $0.055 .

Third part

As dollar per ounce for Bread, 2 lb. loaf for $1.75 is less as compared to Bread 1 lb. loaf for 96¢  .

Therefore b is the  best buy .

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ok Step-by-step explanation:

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Whats the answer please tell me
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Answer:

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Step-by-step explanation:

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Please solve 7(b=2) = 49
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Here is your answer
Please mark it brainliest

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2 years ago
Given f(x) = 5x + 7,g(x) = 3x-1 find f(g(x))
kakasveta [241]

Answer:

f(g(x)) = 15x + 2

General Formulas and Concepts:

<u>Pre-Algebra</u>

Order of Operations: BPEMDAS

  1. Brackets
  2. Parenthesis
  3. Exponents
  4. Multiplication
  5. Division
  6. Addition
  7. Subtraction
  • Left to Right

Distributive Property

<u>Algebra I</u>

  • Functions
  • Function Notation
  • Composite Functions

Step-by-step explanation:

<u>Step 1: Define</u>

<em>Identify</em>

f(x) = 5x + 7

g(x) = 3x - 1

<u>Step 2: Find</u>

  1. Substitute in functions:                                                                                    f(g(x)) = 5(3x - 1) + 7
  2. [Distributive Property] Distribute 5:                                                                 f(g(x)) = 15x - 5 + 7
  3. [Addition] Combine like terms:                                                                        f(g(x)) = 15x + 2
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2 years ago
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