two identical cubes each of volume 64cmcube are joined together end to end what is the surface area of the resulting cuboid?
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Let a cm b the side of the cube.
a3 =64
a=4
now,
2 cubes of equal sides(4cm) are joined.
the resulting figure is a cuboid of
l=8cm b=h=4cm
tsa=2(lb+bh+lh)
=2(8*4+8*4+4*4)
=2(32+32+16)
=2(80)
=160cm sq.
a3 =64
a=4
now,
2 cubes of equal sides(4cm) are joined.
the resulting figure is a cuboid of
l=8cm b=h=4cm
tsa=2(lb+bh+lh)
=2(8*4+8*4+4*4)
=2(32+32+16)
=2(80)
=160cm sq.
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