Create a class named Rectangle with three protected attributes: cornder for the upper left corner point (use the Point class above) and two integers width and height. Your class should have a constructor with three arguments and a toString() method returning a string representation of the rectangle. Then create a class named Square that inherits from Rectangle. This class should have a constructor with two arguments: the upper lefter corner point of the square and its width.

Creating "smart interfaces" in all sectors of industry, government, and the public arena is one of the fastest growing hct areas. these interfaces model, interpret, and analyze such human characteristics as speech, gesture, and vision. the field of biometrics, in which humans authenticate themselves to machines, is an area of considerable interest to hct practitioners. fingerprint scans are one of the most frequently used biometric options, and this article, biometric student identification: practical solutions for accountability & security in schools, makes a case for the implementation of fingerprint scans in schools. critique the article, and answer the following questions: according to the author, what are the main benefits of adopting fingerprint scans in schools for student identification? according to the author, what are the main drawbacks of adopting fingerprint scans in schools for student identification? do you agree with the author's assessment of the pl

Janice usually works on a particular workbook that contains all business related data. she decides to keep a backup of all the data in a separate workbook. she opens a new workbook to transfer the data. which option should she use to copy all the data from one workbook to another workbook?

Need fast im timed in a paragraph of 125 words, explain at least three ways that engineers explore possible solutions in their projects.