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ConfusedJuliana
24.06.2019 •
Mathematics
What is the distance between the points (-3,5) and (8,1)?
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Ответ:
Step-by-step explanation:
A= ( −3 , 5 )
B = ( 8 , 1 )
The distance between points A and B is :
d(A,B)=137−−−√ ≈ 11.7047
Explanation
To find distance between points A(xA,yA) and B(xB,yB), we use formula:
d(A,B)=(xB−xA)2+(yB−yA)2−−−−−−−−−−−−−−−−−−−√
In this example: xA=−3 , yA=5 , xB=8 and yB=1 so:
d(A,B)d(A,B)d(A,B)=(8−(−3))2+(1−5)2−−−−−−−−−−−−−−−−−√=121+16−−−−−−−√=137−−−√
Ответ:
√137≈11.704699910719626
Hope this helps! :)
Step-by-step explanation:
Use this formula to help you.
√(x1-x2)^2-(y1-y2)^2
Ответ:
i=prt/100 so i=1000*7.5*280/100 21000
Step-by-step explanation: