Please help with this surface area question

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asked Jan 3, 2019 112k views

1 Answer

Kunle Ajiboye · Answer 1 · 2019-01-09T08:58:15+0000

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

Please help with this surface area question

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