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DODEA 3G Micah and Nina's Rectangle CEPA Activity

Last updated about 5 years ago

2 questions

Note from the author:

This is an additional CEPA that can used as an activity, homework, exit ticket or classwork. 

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3.MD.5

3.MD.6

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Question 2

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Question 1

1.

Solve to find the perimeter of the rectangle.

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56

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Mica and Nina were trying to find the area of the rectangle below. 


Micah found the area of the rectangle by using the following equation: 8 x 7 = a

Nina found the area by adding the products of the following equatinos: 2 x 7 = a and 5 x 7 = b
Whose equation(s) will find the correct area of the rectangle? 
Explain why the other person is incorrect, and how to fix their reasoning.