Mathematics
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Paris:
Math help!
6 years ago
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Paris:
6 years ago
Comerpickles:
I would say 9 for this one
6 years ago
Comerpickles:
I could be wrong
6 years ago
Paris:
Okay I trust you.
6 years ago
Paris:
6 years ago
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Comerpickles:
Bad choice and alrighty getting to this one. Gimme a few min
6 years ago
Paris:
Okay lol
6 years ago
Comerpickles:
It can be solved with the help of the attached figure
As shown in the figure Triangle ABC is equilateral
So, the measure of each angle of the triangle = 60°
By drawing a circle of center M so that the vertices of the triangle lie on the circle ∴ M will be the center of the triangle
The measure of arc AB = the measure of angle ∠ AMB = 2 *∠ ACB
= 2 * 60 = 120°
convert to radian = 120 * π /180 = (2/3) π
If we want to measure the length of the arc AB = [(2/3)π] * radius
Radius = (1/3) height of triangle = (1/3) * (√3/2) x
Where x is the length of the side of the triangle.
6 years ago
Comerpickles:
So your sol'n is 120
6 years ago
Paris:
Okay thank you.
6 years ago
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Paris:
6 years ago
Comerpickles:
Afraid I'm not so sure
6 years ago
Paris:
Okay.
6 years ago
Comerpickles:
Sorry
6 years ago
Paris:
Help me with more?
6 years ago
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Paris:
No it's fine
6 years ago
Comerpickles:
Sure :)
6 years ago
Paris:
Okay
6 years ago
Paris:
6 years ago
Comerpickles:
I say 21 2. Thats the best I could do
6 years ago
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Paris:
21 ?
6 years ago
Comerpickles:
Oops, yea
6 years ago
Paris:
Okay
6 years ago
Paris:
6 years ago
Comerpickles:
73
6 years ago
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Paris:
6 years ago
Comerpickles:
72
6 years ago
Paris:
@563blackghost
6 years ago
Paris:
6 years ago
Comerpickles:
13? @563blackghost
6 years ago
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Paris:
6 years ago
Comerpickles:
5
6 years ago
Paris:
6 years ago
Comerpickles:
Not sure
6 years ago
Paris:
6 years ago
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Comerpickles:
Wait, for the previous, the center is (-5,-3)
6 years ago
Paris:
I was thinking (-5, 3)
6 years ago
Comerpickles:
5,-3 I'm sorry
6 years ago
Paris:
okay
6 years ago
Comerpickles:
And this one is 8
6 years ago
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Paris:
6 years ago
Comerpickles:
-5,4
6 years ago
Paris:
thats not an answer
6 years ago
Comerpickles:
Hmmm, wait I calculated wrong
6 years ago
Paris:
Oh okay
6 years ago
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Comerpickles:
its A and remember this one? If measure of arc BC is 146, what is the measure of angle BDC? I was wrong. Its not 73, its 34
6 years ago
Paris:
(-2, -3)?
6 years ago
Comerpickles:
Yes
6 years ago
Paris:
Okay thanks a bunch!! <3
6 years ago
Comerpickles:
Did you pass?
6 years ago
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Paris:
No. ;-; 50-100
6 years ago
Comerpickles:
Aww :(
6 years ago
Paris:
I know buts fine. THanks you helped a bunch!
6 years ago
Comerpickles:
Not if you failed
6 years ago
Paris:
It's okay I can try to bring it up lol
6 years ago
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Comerpickles:
I still feel bad though
6 years ago