Challenger App

No.1 PSC Learning App

1M+ Downloads
(8,-2) , ( 4,1) എന്നീ ബിന്ദുക്കൾ തമ്മിലുള്ള അകലം

A5

B8

C6

D12

Answer:

A. 5

Read Explanation:

അകലം =(x1x2)2+(y1y2)2=\sqrt{( x_1-x_2)^2 + (y_1-y_2)^2}

x1=8,x2=4,y1=2,y2=1x_1= 8 ,x_2= 4 , y_1= -2 , y_2 =1

=84)2+(21)2=\sqrt{8- 4)^2 + (-2-1)^2}

=42+(3)2=\sqrt{4^2+(-3)^2}

=16+9=\sqrt {16+9}

=25=\sqrt {25}

=5=5

 

 

 

 


Related Questions:

Select the related/letter /word/number from given alternatives: ACFJ : ZXUQ : : EGJN : ?

Select the option that is related to the third letter-cluster in the same way as the second letter-cluster is related to the first letter-cluster.

JUST : KXXA :: MILE : ?

CIRCLE is related to RICELC in the same way as SQUARE is related to ?
Sun : Star : : Moon : ______
27 : 3 ആണെങ്കിൽ 512 : ---