The volume of a hemisphere is .
What is volume of a hemisphere?
A hemisphere is half of a full sphere, we can calculate the volume of a hemisphere just by halving the volume of the complete sphere.
So, we can calculate the volume of a hemisphere by using the following formula,
Here, is the radius, is the volume of hemisphere.
So,
It is given that the radius is .
We have to find .
So,
Hence, the volume of hemisphere is .
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Answer:
volume of hemisphere =1912.26cm^3
Step-by-step explanation:
radius(r)=9.7cm
now volume of hemisphere=(2/3)π
=(2/3)*(22/7)*(9.7)^3
=(2/3)*(22/7)*912.673
=(2/3)*2868.40086
=1912.26cm^3
Answer:
y = 4x2 + 24x + 38
Step-by-step explanation:
Answer:
y = 4x2 + 24x + 38
Step-by-step explanation:
A correlation coefficient of 0.9 shows a strong, almost perfect correlation between the two variables. A positive correlation implies that when one variable increases, the other variable increases together with it. When one variable decreases, the other variable decreases as well.
Average speed can be viewed as the rate of change in distance with respect to time. A car traveling at an average speed of 25 miles per hour covers an average distance of 25 miles every hour. So for a horse traveling 25 km in 4 hrs has an average speed of 6.25 km/ hr
The direction the horse travels has nothing to do with its speed but...
The horse would be traveling 6.25 km/hr
You simply take the overall travel (25km) and divide it by the total time (4hr)
You get 6.25km as your answer, meaning that every hour the horse traveled 6.25km every hour.
4 hours later the horse has reached 25km
10 lie?
Answer:
3<√10<4
Step-by-step explanation:
I could be thinking of something else I'm not sure, sorry if it's wrong
Answer:
0.9533
Step-by-step explanation:
(a) Probability that a randomly selected woman's height is less than 65 inches:
Using the z-score formula:
�
=
�
−
�
�
Z=
σ
X−μ
Where:
�
X = 65 inches
�
μ = 64.3 inches
�
σ = 2.7 inches
�
=
65
−
64.3
2.7
≈
0.2593
Z=
2.7
65−64.3
≈0.2593
Now, find the probability associated with this z-score, which is approximately 0.6010 (rounded to four decimal places).
(b) Probability that the mean height of 43 randomly selected women is less than 65 inches:
Using the Central Limit Theorem:
�
μ (mean of the sample means) remains 64.3 inches.
�
sample mean
σ
sample mean
(standard deviation of the sample means) is calculated as
2.7
43
≈
0.4115
43
2.7
≈0.4115.
Now, find the z-score for a sample mean of 65 inches:
�
=
65
−
64.3
0.4115
≈
1.6924
Z=
0.4115
65−64.3
≈1.6924
The probability associated with this z-score is approximately 0.9533 (rounded to four decimal places).