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Home > GC > Chapter 1 > Lesson 1.1.5 > Problem 1-42

1-42.

Estimate the size of each angle below to the nearest . A right angle is shown for reference so you should not need a protractor.  

A right angle.

  1. Your teacher will provide you with a model.

  1. Your teacher will provide you with a model.

  1. Your teacher will provide you with a model.

  • A right angle measures .