diketahui koordinat titik D (14,5) dan titik E (-10,-5) maka jarak titik DE ...... satuan
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D(14,5) → (x₁, y₁)
E(-10,-5) → (x₂, y₂)
DE = √[(x₁ - x₂)² + (y₁ - y₂)²]
DE = √[(14 + 10)² + (5 + 5)²]
DE = √[24² + 10²]
DE = √[576 + 100]
DE = √676
DE = 26 satuan
[tex]\large{\red{ - \rm zoe}}[/tex]