BayanA08
BayanA08
12-03-2021
Mathematics
contestada
I need help with this
Respuesta :
grecia07
grecia07
12-03-2021
1/2 x b x h = 189
1/2 x 21 x h = 189
21 x h = 189 x 2
h = 378 / 21
h = 18 units
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