Find in simplest radical form, the length of the line segment joining points (1,5) and (3,9)
Mathematics · High School · Thu Feb 04 2021
llm
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Formula used : Distance = √(x2-x1)² + (y2-y1)²
Here x1 = 1 and you = 5
x2 = 3 and y2 = 9
Putting values in formula, we get
Distance = √(3-1)² + (9-5)²
= √2² + 4²
= √4 + 16
= √20
= 2√5
Hence, Length of line segment is 2√5.