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torisob [31]
3 years ago
11

Calculus I Related Rates:

Mathematics
1 answer:
Nezavi [6.7K]3 years ago
3 0
Let s be the hypotenuse and using the Pythgorean theorem, 

<span><span>s2 </span>= 25 + <span>x2</span></span>taking the first derivative of the function with respect to t, the result is <span>2s <span><span>ds /</span><span>dt </span></span>= 2x <span><span>dx/ </span><span>dt</span></span></span><span>substituting s = 10 and ds/dt= 240,
 we get x = sqrt(100-25) = 5</span>√3
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What additional information would you need to prove that triangle ABC is congruent to triangle DEF by ASA
Lostsunrise [7]
Of two angles and the included side of one triangle are congruent to the corresponding to the corresponding parts of another triangle hen the triangles are congruent. I really don't think there is additional information to prove if the triangles are congruent by using ASA.



Hopes this helps
4 0
3 years ago
The time between seeing the lightning and hearing the thunder is s seconds. The distance d you are from lightning is approximate
leonid [27]
The direct variation that can be established using the given parameters is that, the time it takes between seeing the lightning and hearing the thunder is directly related to the speed. 

However, it can also be established that the time described above is inversely proportional to the distance. This can be written as,
         t = k/d
We substitute the given expression for each of the known terms. t is time, s, and d is distance, 3s. 

    s = k/3s

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5 0
4 years ago
Read 2 more answers
there are 15 black marbles and 10 white marbles in a bag. If you pick a marble from the bag without looking, what are your chanc
satela [25.4K]

Answer: 40%

Step-by-step explanation:

6 0
4 years ago
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On awall of dimension10.5m long and 8.5 m wide, a square shaped wall posture is stuck at the centre whose one side measures2.5m.
tangare [24]

Answer:

₹996

Step-by-step explanation:

Area painted = area of wall - area of wall posture

Area of a rectangle = length x breadth

= 10.5m x 8.5m = 89.25m^2

Area of a square

length x length

2.5m x 2.5m = 6.25m^2

Area painted =  89.25m^2 -  6.25m^2 = 83m^2

Total cost of area painted = 83m^2 x 12 = 996

4 0
3 years ago
Find cos(β) in the triangle.
svetlana [45]

90°+b+b =180

90°+ 2b=180

2b=180-90

2b= 90

<u>2</u><u>b</u><u>=</u><u>9</u><u>0</u>

<u>2</u> = 2

b=45°

ave tried I don't know if its correct

8 0
2 years ago
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