Rectangle Dimensions and 5D Process

Rectangle Dimensions and 5D Process

Assessment

Interactive Video

Mathematics

6th - 7th Grade

Hard

Created by

Thomas White

FREE Resource

Mr. Dell introduces a word problem involving a rectangle with an area of 168 square units. The problem is solved using the 5D process, also known as the guess and check method. The video walks through defining the problem, making initial guesses, checking calculations, and adjusting guesses until the correct dimensions of the rectangle are found. The solution reveals the sides of the rectangle as 12 and 14 units. The video concludes with a review of the problem-solving process and the relationships between the sides of the rectangle.

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20 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the 5D process also known as?

Declare and Do

Define and Decide

Guess and Check

Draw and Describe

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which course and section does the problem come from?

Course 3, Section 5.3.3

Course 2, Section 5.3.3

Course 1, Section 5.3.3

Course 2, Section 4.3.3

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the total area of the rectangle in the problem?

150 square units

120 square units

168 square units

180 square units

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

If one side of the rectangle is X, what is the other side?

X + 4

X + 2

X + 1

X + 3

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What was the initial guess for the length of side one?

14

12

10

8

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the first step in the 5D process?

Define

Draw and Describe

Declare

Do

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What was the area calculated with the initial guess of 10 and 12?

120

100

140

168

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