Respuesta:
B) 21.5U²
Explicación paso a paso:
A= 1/2 [(-3)(5)+(4)(-2)+(2)(2)-(-3)(-2)-(2)(5)-(4)(3)]
A=1/2 [-15-8+4-6-10-8]
A=1/2 [-43] =1/2 (43)=21.5U²
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Respuesta:
B) 21.5U²
Explicación paso a paso:
A= 1/2 [(-3)(5)+(4)(-2)+(2)(2)-(-3)(-2)-(2)(5)-(4)(3)]
A=1/2 [-15-8+4-6-10-8]
A=1/2 [-43] =1/2 (43)=21.5U²