gabyperez
gabyperez
16-02-2018
Mathematics
contestada
Please help with this surface area question
Respuesta :
sqdancefan
sqdancefan
20-02-2018
The triangular sides are 3-4-5 right triangles, so have a perimeter of 12 in.
Area = triangular area(s) + rectangular area(s)
.. = 2*(1/2)*(3 in)*(4 in) + (12 in)*(2 in)
.. = 12 in^2 +24 in^2
.. = 36 in^2
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