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PSSA OEQ Homework 2

Posljednje ažuriranje almost 6 years ago

3 questions

Pamela made a metal plate in the shape of a rectangle. The metal plate is represented in the diagram below

1

Pitanje 1

1.

A. What is the area, in square inches, of the metal plate? (Hint: Area = length × width)

Pamela cut an opening in the metal plate in the shape of a rectangle as represented below.

2

Pamela calculates that the area of the opening is 9 square inches, but her calculation is incorrect.

1

Pitanje 2

2.

B. What is the width, in inches, of the opening? Show or explain all your work.

Pitanje 3

3.

C. Explain why Pamela’s calculation must be incorrect. (Hint: Area = length × width)