Respuesta :

Answer:

B

Step-by-step explanation:

1) transform mm in cm

12 : 10 = 1,2 cm

2) find the base area

base area = (leg 1 x leg 2)/2 = (1,2 x 4,5)/2 = 2,7 cm^2

therobinboyd

did not mean to press answer sorry

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