Answer:
Step-by-step explanation:
speed= distance/time = 10/8 = 1.25cm/s
Answer:
808
Step-by-step explanation:
First find the volume of the original cylinder. It is given by πr²h:
π * (10.5)² * 63 ≈ 21820.717 cm³
Next find the volume of each cube. It is given by lwh:
3 * 3 * 3 = 27 cm³
Finally, divide the volume of the original cylinder by the volume of each cube to determine the number of cubes:
21820.717 / 27 ≈ 808.1747
Partial cubes are not possible, so the answer is 808.
The boat's travel from when it was first noticed until it stopped is 554.89 ft.
<h3>What is trigonometry?</h3>
Trigonometry is a branch of mathematics that deals with the relationship between sides and angles of a right-angle triangle.
We have:
A person is watching a boat from the top of a lighthouse. The boat is approaching the lighthouse directly.
From the given information we can draw a right-angle triangle.
14°52' = 14 + 0.86 = 14.86 degree
45°10' = 45 + 0.16 = 45.16 degree
In the right-angle triangle ACD
tan14.86 = 200/AC
AC = 753.772 ft
In the right-angle triangle DBC:
tan45.16 = 200/CB
CB = 198.886 ft
AB = AC - CB
AB = 753.772 ft - 198.886 ft
AB = 554.886 ≈ 554.89 ft
Thus, the boat's travel from when it was first noticed until it stopped is 554.89 ft.
Learn more about trigonometry here:
brainly.com/question/26719838
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Answer:
option d. 30%
Step-by-step explanation:
Data provided in the question:
Now,
The probability density function of the uniform distribution is given as:
Therefore,
The required probability will be

or
= 0.3 × 100%
= 30%
Hence,
The answer is option d. 30%
Answer:the x intercept is : (
,0)
y intercept is (0,4)