Question

if A is a point on Y-axis whose ordinate is 4 and coordinate of Bis (-3,1),then find the distance of AB

Answer 1

$Hlo \: Friend, \\ Here \: is \: your \: answer$

Plz.. refer to picture
To find : AB
In triangle ABM, By pythgoras theorm,
H² = B² + P²
AB² = BM² + AM²
AB² = 3² + 3²
AB = √ ( 9 + 9 )
AB = √18 cm or 3√2 cm

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