Mathematics, 23.03.2021 22:50, uhhgray

The students in Mr. Nolan's class are writing expressions for the perimeter of a rectangle of side length & and width w. After they share their answers, the following expressions are on the board:
Sam: 2(l+ w)
Joanna: l+w+l+w
Kiyo: 2l+ w
Erica: 2w + 2l

Which of the expressions are correct and how might the students have been thinking about finding the
perimeter of the rectangle?

Answers: 1

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The students in Mr. Nolan's class are writing expressions for the perimeter of a rectangle of side l...