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vivado [14]
3 years ago
13

Alice is building a​ fenced-in pen in her backyard for her ​dog, as shown. Write an expression that represents the total amount

of fencing she will​ need, in feet. If the longer dimension of the rectangle is 27 ​feet, how many feet of fencing does Alice ​need? x plus 13 x Write an expression that represents the total amount of​ fencing, in feet. Choose the correct answer below. A. 4xplus26 Your answer is correct.B. 4xplus52 C. 2xplus26 D. 2xplus13 Alice needs nothing feet of fencing. Enter your answer in the answer box and then click
Mathematics
1 answer:
soldi70 [24.7K]3 years ago
6 0

Answer: 4x + 52

Step-by-step explanation:

Dimension of pen:

The question seems incomplete or incoherent

However, to find the number of feet of fencing required, we calculate the perimeter of the rectangle, which is given by:

The perimeter of rectangle = [2 × ( length + width)]

If longer dimension = 26 feets and width = 2x

Perimeter = 2(2x + 26)

Perimeter = 4x + 52

Therefore, expression for fencing required = (4x + 52)

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I need help in math ;pmdjew2kedfheyuwikejhuwiqo
Licemer1 [7]

Answer:

30/343

Step-by-step explanation:

to find the volume of a rectangle you multiply all three fraction

5/7*3/7*2/7

5/7*3/7=15/49

15/49*2/7=30/343

30/343

5 0
3 years ago
Ms Eisner pays $888 for 6 nights in a hotel how much does ms Eisner
Marina86 [1]
148 because you would divide 888 by 6 Which gives you 148
3 0
3 years ago
(a) An article in a medical journal suggested that approximately 14% of such operations result in complications. Using this esti
aev [14]

This question is incomplete, the complete question is;

Surgical complications: A medical researcher wants to construct a

99.5% confidence interval for the proportion of knee replacement surgeries that result in complications.

- An article in a medical journal suggested that approximately 14% of such operations result in complications. Using this estimate, what sample size is needed so that the confidence interval will have a margin of error of 0.08?

Answer: a sample of operations needed is 149

Step-by-step explanation:

Given that;

confidence interval = 99.5% = 0.995 so

margin of error E = 0.08

p = 14% = 0.14

now we obtain the critical value of z t the 99.5 confidence interval

∝ = 1 - confidence interval

∝ = 1 - 0.995

∝ = 0.005

∝/2 = 0.0025

obtaining the area of probability in the right tail

Area of probability to the right is = 1 - 0.0025 = 0.9975

from probability table; critical value of t =2.81

using the formula

n = p( 1 - p ) [ (z_∝/2)/E)² ]

so we substitute  

n = 0.14 ( 1 - 0.14 ) [ 2.81 / 0.08 )²  

n = (0.14 × 0.86 ) × 1233.7656

n = 148.5453 ≈ 149

Therefore , a sample of operations needed is 149

4 0
3 years ago
Help please I’ll mark brailiest
oksian1 [2.3K]

Answer:

DB,AB,AD,CD,AC

8 0
3 years ago
URGENT] What is the perimeter of the figure? 28 m 22 m 20 m 14 m
Jet001 [13]

The perimeter of given figure is 20 meters.

Step-by-step explanation:

Given lengths of shape are;

3m, 4m, 7m, 1m, 5m

We have to find the perimeter of the shape.

A perimeter is the length of outline or boundary of any shape.

Perimeter of the shape = Sum of lengths

Perimeter of the shape = 3+4+7+1+5

Perimeter of the shape = 20 meters

The perimeter of given figure is 20 meters.

Keywords: addition, perimeter

Learn more about addition at:

  • brainly.com/question/10364988
  • brainly.com/question/10435816

#LearnwithBrainly

8 0
3 years ago
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