Mila factored m2 + 12mn + 144n2 as shown.

I know that since = m and = 12n the first and third terms of the trinomial are perfect squares. This means that m2 + 12mn + 144n2 = (m + 12) 2.

Comment of Mila's strategy.

A baker makes cakes and sells them at county fairs. His initial cost for the fair was $45 to reserve a booth and $25 traveling expenses. He figures that it costs $1.75 to make each cake and he charges $6.50 per cake.

1) 38 is what percent of 56?

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How do you do indentifiy factors

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