Jack found the volume if prism pictured to the right by multiplying 5 x 8 and than adding 40 + 40 + 40= 120. He says the volume
is in cubic inches.
Jill says he did it wrong. He should have multiplied the bottom first (3 x 5) and then multiplied by height. Explain to Jill why Jacks method works and us equivalent to her method
Jill says he did it wrong. He should have multiplied the bottom first (3 x 5) and then multiplied by height. Explain to Jill why Jacks method works and us equivalent to her method
1 answer:
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Answer:
= 2 × 625 – 5 × 125 + 25 + 3 × 5 + 2
=1250 – 625 + 25 + 15 +2
= 1292 – 625
= 667