Which expression is equivalent to −3(−4m+9n)?
1 answer:
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Check the picture.
The bases of the 2 prisms are on 2 parallel planes, a and b.
Let c be a third plane, between a and b, parallel to both.
Then,
the cross-sections A and B , of the 2 prisms, formed by plane c, have Equal Areas,
this is by Cavalier's Principle.
The bases of the 2 prisms are on 2 parallel planes, a and b.
Let c be a third plane, between a and b, parallel to both.
Then,
the cross-sections A and B , of the 2 prisms, formed by plane c, have Equal Areas,
this is by Cavalier's Principle.