Mathematics
10 Online
OpenStudy (allieatthedisco):
Find the distance between each pair of points. If necessary, round to the nearest tenth.
A(0,3), B(0,12)
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OpenStudy (anonymous):
You want the distance of A and B?
OpenStudy (allieatthedisco):
yes
OpenStudy (allieatthedisco):
ok, thanks
OpenStudy (anonymous):
Okay let me work this real quick
(0,9)
OpenStudy (anonymous):
It is 0 X and 9 in the Y
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OpenStudy (allieatthedisco):
that is what the answer would be?
OpenStudy (anonymous):
It should be
OpenStudy (anonymous):
That is what we learned in Algebra 1 Last Year!
OpenStudy (allieatthedisco):
oh, ok thanks!! give me a minute and i'll try out your question!
OpenStudy (anonymous):
@allieatthedisco Do you memorize the distance formula yet?
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OpenStudy (allieatthedisco):
partially. i haven't had to in my course yet but i probably should
OpenStudy (allieatthedisco):
(x2-x1)^2 +(y2-y1)^2 and thats all i know
OpenStudy (anonymous):
Distance: √(Δx² + Δy² )
OpenStudy (allieatthedisco):
@nincompoop i did
OpenStudy (anonymous):
Don't forget the sqrt sign!
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OpenStudy (allieatthedisco):
right! thank you. so i would have (0+0)^2 + (3+12)^2 all under a sqrt sign?
OpenStudy (anonymous):
NO, Δy = 12 - 3 = 9
OpenStudy (allieatthedisco):
so i would end up with 0 + 81 under the sqrt then the final answer would be 9. does that seem correct?
OpenStudy (allieatthedisco):
ok thank you so very much! i really appreciate it!
OpenStudy (anonymous):
Very straight forward distance formula, indeed :)