Two friends, Arjun at A(-3, -2) and Bhavna at B(5, 4), agree to meet at the midpoint of the line joining them on a grid in km. Bhavna walks straight to that midpoint. How far (in km) does Bhavna walk?
Class 10Distance FormulaGeometry — Coordinates
A5
B10
C6
D4
Step-by-Step Solution
Midpoint M=(2−3+5,2−2+4) = (1, 1). Bhavna's walk = MB = (5−1)2+(4−1)2=16+9=25=5 km.
Answer: A) 5
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