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Answer 1 · 2016-05-19T13:15:44

#36" inches"^2#

Area of a right triangle#->1/2xx " base "xx" height"#

There are 2 sides wo we have

#2[1/2xx " base "xx" height"] -> 2[1/2xx4xx3]=12#
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#"Base "->4xx2=8#

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#"Back "-> 3xx2 =6#

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Slope using Pythagoras

#2xxsqrt(3^2+4^2)" "=" "2sqrt(25)" " =" " 10#

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Total:#" "12+8+6+10 = 36 " inch"^2#