Find the volume of the combined solid from the figures .
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Find the volume of the combined solid from the figures .
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for fig 1
volume of a bigger and a smaller cuboidal box
= l×b×h+ l×b×h
= 12×10×4+10×6×4
= 480+240
= 720cm
for fig 2
volume of a bigger and a smaller cuboidal box
=l×b×h+l×b×h
=13×12×5+12×6×5
=780+360
= 1140 cm