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sveta [45]
3 years ago
6

Find the arc length of the semi circle!! Please help me!! Click on the picture

Mathematics
2 answers:
Greeley [361]3 years ago
6 0

This is easy bro,

So first, all you have to do is finding the half circumstance,

the formula for circumstance is:

C=π*d

since the diameter is 8, therefore,

C=π*8

C=8π,

using 3.14 for π,

8*3.14=

25.12

Hope this helps!!!!

olchik [2.2K]3 years ago
5 0

Answer:

25.12 units

4 x 4 x 3.14 / 2

Step-by-step explanation:

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Answer:

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Step-by-step explanation:

Given that:

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<em>Domain of a function </em>is defined as the set of valid input values that can be given to the function for which the function is defined.

Here, input is time.

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0= 10 - 2t^2\\\Rightarrow 2t^2=10\\\Rightarrow t^2=5\\\Rightarrow t =2.236\ seconds

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Therefore the domain is:

<em>Interval notation: [0, 2.236]</em>

<em>Set Builder notation: </em>\{t\ |\ 0\le t\le 2.236\}

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