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anonymous
 one year ago
Find the circumcenter of triangle ABC with A(1,6), B(1,4), and C(5,4).
anonymous
 one year ago
Find the circumcenter of triangle ABC with A(1,6), B(1,4), and C(5,4).

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jim_thompson5910
 one year ago
Best ResponseYou've already chosen the best response.1dw:1434588974015:dw

jim_thompson5910
 one year ago
Best ResponseYou've already chosen the best response.1dw:1434588988805:dw

jim_thompson5910
 one year ago
Best ResponseYou've already chosen the best response.1Draw a segment from A to B dw:1434589038187:dw

jim_thompson5910
 one year ago
Best ResponseYou've already chosen the best response.1what is the midpoint of this segment?

jim_thompson5910
 one year ago
Best ResponseYou've already chosen the best response.1do you know the midpoint formula @iSpiffy2wice ?

jim_thompson5910
 one year ago
Best ResponseYou've already chosen the best response.1you add up the corresponding coordinates and then divide by 2

jim_thompson5910
 one year ago
Best ResponseYou've already chosen the best response.1midpoint of A and B x coordinate of A is 1 x coordinate of B is 1 add and divide by 2 (1+1)/2 = 2/2 = 1 so the x coord of the midpoint of AB is x = 1

jim_thompson5910
 one year ago
Best ResponseYou've already chosen the best response.1y coordinate of A is 6 y coordinate of B is 4 add and divide by 2 (6+4)/2 = 10/2 = 5 so the y coord of the midpoint of AB is y = 5

jim_thompson5910
 one year ago
Best ResponseYou've already chosen the best response.1midpoint of AB is (1,5) dw:1434589451464:dw

jim_thompson5910
 one year ago
Best ResponseYou've already chosen the best response.1making sense?

jim_thompson5910
 one year ago
Best ResponseYou've already chosen the best response.1so what is the midpoint of segment BC ?

jim_thompson5910
 one year ago
Best ResponseYou've already chosen the best response.1B is (1,4) C is (5,4) x coords (x1+x2)/2 = (1+5)/2 = 6/2 = 3 y coords (y1+y2)/2 = (4+4)/2 = 8/2 = 4 the midpoint of BC is (3,4)

jim_thompson5910
 one year ago
Best ResponseYou've already chosen the best response.1dw:1434589662988:dw

jim_thompson5910
 one year ago
Best ResponseYou've already chosen the best response.1now that we have the midpoints of AB and BC, we construct the perpendicular bisectors of AB and BC dw:1434589744838:dw

jim_thompson5910
 one year ago
Best ResponseYou've already chosen the best response.1the perpendicular bisectors cross at (3,5) so that is the circumcenter dw:1434589790411:dw

jim_thompson5910
 one year ago
Best ResponseYou've already chosen the best response.1dw:1434589818240:dw my circle is a bit off since things aren't to scale but the circle is centered at (3,5), has a radius of 2 this circle goes through A,B and C

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0can you help me w/ another?

jim_thompson5910
 one year ago
Best ResponseYou've already chosen the best response.1sure, one more

jim_thompson5910
 one year ago
Best ResponseYou've already chosen the best response.1oh wait, the radius isn't 2, so ignore that portion

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0is the attached file correct or no? D:

jim_thompson5910
 one year ago
Best ResponseYou've already chosen the best response.1were you able to find the value of x? if so, what is x equal to?

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0if were being honest no, I just guessed :/

jim_thompson5910
 one year ago
Best ResponseYou've already chosen the best response.1add up the three sides, and set that equal to 30 5x7+3x+1+4x = 30 solve for x to get x = ??

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0i have literally no idea what you just typed DD:

jim_thompson5910
 one year ago
Best ResponseYou've already chosen the best response.1the three sides are AB, BC, and AC dw:1434590337740:dw

jim_thompson5910
 one year ago
Best ResponseYou've already chosen the best response.1example: here is segment AB dw:1434590361550:dw

jim_thompson5910
 one year ago
Best ResponseYou've already chosen the best response.1I added up AB, BC, and AC then I set all that equal to 30 since that is the perimeter

jim_thompson5910
 one year ago
Best ResponseYou've already chosen the best response.1dw:1434590403402:dw

jim_thompson5910
 one year ago
Best ResponseYou've already chosen the best response.1are you able to solve 5x7+3x+1+4x = 30 for x ?

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0im trying but i dont really get it :/

jim_thompson5910
 one year ago
Best ResponseYou've already chosen the best response.1do you see how I did AB + BC + AC = perimeter ?

jim_thompson5910
 one year ago
Best ResponseYou've already chosen the best response.1yeah 12x  6 = 30

jim_thompson5910
 one year ago
Best ResponseYou've already chosen the best response.1add 6 to both sides 12x  6 = 30 12x  6+6 = 30+6 12x+0 = 36 12x = 36

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0snt that what we do next :L

jim_thompson5910
 one year ago
Best ResponseYou've already chosen the best response.1well if 12 times ______ = 36, then what goes in the blank?

jim_thompson5910
 one year ago
Best ResponseYou've already chosen the best response.1we then use this x value to find AB, BC, & AC

jim_thompson5910
 one year ago
Best ResponseYou've already chosen the best response.1For instance AB = 5x7 AB = 5*3  7 ... replace x with 3 AB = 15  7 AB = 8 dw:1434590785410:dw

jim_thompson5910
 one year ago
Best ResponseYou've already chosen the best response.1what is the length of BC?

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0it looks like an equilateral so 8 aswell? :L

jim_thompson5910
 one year ago
Best ResponseYou've already chosen the best response.1don't base things off the picture alone my picture isn't to scale

jim_thompson5910
 one year ago
Best ResponseYou've already chosen the best response.1use BC = 3x+1 and plug in x = 3

jim_thompson5910
 one year ago
Best ResponseYou've already chosen the best response.1BC = 3x+1 BC = 3*3+1 ... replace x with 3 BC = ???

jim_thompson5910
 one year ago
Best ResponseYou've already chosen the best response.1yep AB = 8 BC = 10 dw:1434590954554:dw

jim_thompson5910
 one year ago
Best ResponseYou've already chosen the best response.1and finally, how long is AC ?

jim_thompson5910
 one year ago
Best ResponseYou've already chosen the best response.1use the algebraic expression they give you

jim_thompson5910
 one year ago
Best ResponseYou've already chosen the best response.1good dw:1434591008920:dw

jim_thompson5910
 one year ago
Best ResponseYou've already chosen the best response.1Rule: with any triangle... the largest angle is opposite the largest side the smallest angle is opposite the smallest side

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0so itd be dw:1434590964987:dw right?

jim_thompson5910
 one year ago
Best ResponseYou've already chosen the best response.1dw:1434591107541:dw

jim_thompson5910
 one year ago
Best ResponseYou've already chosen the best response.1dw:1434591138247:dw

jim_thompson5910
 one year ago
Best ResponseYou've already chosen the best response.1In my drawing, all of the angles look the same (maybe 60 degrees?) but again, my drawing isn't to scale so it's not a good idea to base everything off the drawing alone

jim_thompson5910
 one year ago
Best ResponseYou've already chosen the best response.1if anything, the triangle probably looks like this dw:1434591253370:dw

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0thanks for bearing with me and helping me!!

jim_thompson5910
 one year ago
Best ResponseYou've already chosen the best response.1you're welcome
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