Math Problem Statement

Los vértices de un triángulo son los puntos A(-2,8);\,B(2,-3) y C(5,3). Si D es el punto medio del lado \overline{AB}, calcular la longitud de la mediana \overline{DC}. Pregunta 1Respuesta a. \overline{DC}=\frac{\sqrt{98}}{4} b. \overline{DC}=\frac{\sqrt{101}}{4} c. \overline{DC}=\frac{\sqrt{100}}{2} d. \overline{DC}=\frac{\sqrt{101}}{2}

Solution

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Math Problem Analysis

Mathematical Concepts

Geometry
Coordinate Geometry
Distance Formula
Midpoint Formula

Formulas

Midpoint formula: D = ( (x1 + x2)/2, (y1 + y2)/2 )
Distance formula: d = sqrt( (x2 - x1)^2 + (y2 - y1)^2 )

Theorems

Midpoint Theorem
Pythagorean Theorem

Suitable Grade Level

Grades 9-12