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sasho [114]
2 years ago
7

How far will a wheel of radius 7 cm travel in two revolutions

Mathematics
1 answer:
Svetllana [295]2 years ago
5 0

Answer:

  • 87.92 cm

Step-by-step explanation:

<u>The travel is 2 circumferences:</u>

  • 2C = 2*2πr = 4πr = 4*3.14*7 = 87.92 cm
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A landscaper is planting a row of 10 shrubs along the walkway shown below. There must be one shrub at the very beginning and one
rewona [7]

Answer:

9d = 36

Step-by-step explanation:

See attachment for complete question

Length = 36ft

n = 10

From the question, we understand that one shrub must be at both ends.

Taking the first as a point of reference, we're left with:

(n - 1) * distance = 36

Substitute 10 for n and d for distance

(10 - 1) * d = 36

9 * d = 36

9d = 36

Hence:

9d = 36 answers the question

4 0
3 years ago
A set of average city temperatures in July are normally distributed
Archy [21]

Answer:

a) 59.87%

Step-by-step explanation:

Given that the mean temperature (μ) = 23.5°C and the standard deviation (σ) is 2 °C.

The z score is used in statistics to measure number of standard deviation by which the raw score is above or below the mean value, It is calculated using the equation:

z=\frac{x-\mu}{\sigma}

The average temperature of the City of Van Nuys is 23 degrees. The z score is

z=\frac{x-\mu}{\sigma}=\frac{23-23,5}{2} =-0.25

P(x > 23) = P(z > -0.25) = 1 - P(z < -0.25) = 1 - 0.4013 = 0.5987 = 59.87%

3 0
3 years ago
3. Maxine has assets worth $145,000 and liabilities totaling $75,000. What is Maxine's net worth?
BabaBlast [244]
Answer: C.) $70,000

Explanation:
Assets - Liabilities = Net worth
$145,000 - $75,000 = $70,000
5 0
2 years ago
Read 2 more answers
The hire purchase cost of a radio is $6355. If the deposit is $1000 and the balance is to be paid in 9 equal instalments, each i
Zepler [3.9K]

Answer: $595

is the correct answer

4 0
3 years ago
HELP PLEASE I WILL GIVE BRAINLESTT
Inessa [10]

Answer:

Look down

Step-by-step explanation:

AC=BD

8*2=16

15*2=30

AC=16

BD=16

AB=30

CD=30

5 0
3 years ago
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