Answer:
Explanation:
surface area=2lb+2(l+b)h
=2×1.5×2+2(1.5+2)×4
=6+2×3.5×4
=6+28
=34 sq. m
34
the equation is 2(lw+lh+wh)
2( 1.5 x 2 + 1.5 x 4 + 2 x 4)
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