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Lesson: Applications of Quadratic Equations Mathematics • 9th Grade

In this lesson, we will learn how to solve word problems by forming and solving quadratic equations.

Lesson Plan

Students will be able to

Q1:

The diagram shows a rectangular prism, where the area of its net is 580. Find the value of .

Q2:

What is the perimeter of a rectangle whose length is 7 cm more than its width and whose area is 78 cm²?

Q3:

When a number is added to its square, the total is 72. Find the possible values of the number.

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