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Reil [10]
3 years ago
6

I need help with this problem ASAP!

Mathematics
1 answer:
Fed [463]3 years ago
6 0

Answer:

4322.64 ft^2

Step-by-step explanation:

Diameter: \frac{radius}{2}

Area of circle: \pi r^2- r = radius

Area of rectangle: l * w- l = length, w = width

The area of the family's backyard is 110 × 50 = 5500 feet. Now, let's find the area of the circular swimming pool.

  • Radius: 36/2 = 18
  • 3.14*18^2
  • 3.14 * 324
  • 1017.36

Next, we find the area of the concrete walkway.

  • 40 * 4
  • 160

After that, we add the area of the circular pool and walkway.

  • 1017.36 + 160
  • 1177.36

Lastly, subtract 1177.36 from 5500.

  • 5500 - 1177.36
  • 4322.64  

Therefore, the answer is 4322.64.

Have a lovely rest of your day/night, and good luck with your assignments! ♡

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What is 3x+4=16 <br> what is the value of x=
stiv31 [10]

Answer:

4

Step-by-step explanation:

3x+4=16

-4       -4

3x=12

3/3   12/3

4

7 0
3 years ago
Part A: If (6²)x = 1, what is the value of x? Explain your answer. (5 points)
aleksandr82 [10.1K]

Answer:

A: x = 1/36

B: x = 1

Step-by-step explanation:

Part A:

(6²)x = 1

6² = 36, so we write 36 instead of 6² and get:

36x = 1

Now we divide both sides by 36 to find the value of x.

x = 1/36

Part B:

(6ˆ0)x = 1

6^0 = 1, so we replace 6^0 with 1 in the equation and get:

1x = 1

1x is the same as x, so our solution is:

x = 1

4 0
2 years ago
Read 2 more answers
Which of the following is NOT a formula for determining complementary probability?
forsale [732]

<em>Question:</em>

<em>Which of the following is NOT a formula for determining complementary probability?</em>

<em>A. P(outcome) = 1- P(-outcome)</em>

<em>B. P(outcome) - P(-outcome) = 1</em>

<em>C. P(outcome) + P(-outcome) =1</em>

<em>D. P(-outcome) = 1 - P(outcome)​</em>

<em></em>

Answer:

P(outcome) - P(-outcome) = 1

Step-by-step explanation:

Required

Determine which option is not a formula of complementary probabilities

From the list of given options, the complementary probabilities are P(outcome) and P(-outcome)

In probability;

P(outcome) + P(-outcome) = 1 --- Equation 1

Subtract P(outcome) from both sides

P(outcome) - P(outcome) + P(outcome) = 1 -  P(outcome)

P(-outcome) = 1 - P(outcome)  ------ Equation 2

Subtract P(-outcome) from both sides of equation 1

P(outcome) + P(-outcome) - P(-outcome) = 1 -  P(-outcome)

P(outcome)  = 1 -  P(-outcome)

Equation 1, 2 and 3 represents options A, C and D

While option B is out of place

<em>Hence, option B is not a formula of complementary probability</em>

3 0
4 years ago
Solve the system using the substitution method<br> 6x - 2y = -4<br> y= 3x + 2
Anit [1.1K]

Answer:

Step-by-step explanation:

6x - 2y = -4

y= 3x + 2

We see that y = 3x + 2 so we can use that value of Y everytime we see i in the other equation.

6x - 2(3x +2) = -4

Now usually we'd we simply solve for X.

6x - 6x -4 = -4

This clearly does not work as we cannot get rid of X

Therefore, this system of equations has no solution we can find through substitution

3 0
4 years ago
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I need help with this
elena-s [515]

Answer:

the first option - 48s + 4.75

Step-by-step explanation:

3 0
3 years ago
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