Respuesta :

2025bhl1

Answer:

6squared+6squared+12squared=216 then double 216 hope this is it!

Step-by-step explanation:

clarch19

Answer:

b)  180 cm²

Step-by-step explanation:

find area of square = 6 x 6 = 36

find area of one triangle = 1/2(6)(12) = 3(12) = 36

There are 4 congruent triangles, so 36 x 4 = 144

36 + 144 = 180

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