QUESTION IMAGE
Question
in a right triangle, if a = 3 and b = 4, what is the value of c?
a 5
b 7
c 8
d 6
Step1: Aplicar teorema de Pitágoras
En un triángulo rectángulo, $c^{2}=a^{2}+b^{2}$, donde $c$ es la hipotenusa y $a$ y $b$ son los catetos.
Step2: Sustituir valores de $a$ y $b$
Dado $a = 3$ y $b = 4$, entonces $c^{2}=3^{2}+4^{2}=9 + 16=25$.
Step3: Calcular $c$
Tomando la raíz cuadrada de ambos lados, $c=\sqrt{25}=5$.
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A. 5