Answer: When a transversal cuts (or intersects) parallel lines several pairs of congruent and supplementary angles are formed. There are 3 types of angles that are congruent: Alternate Interior, Alternate Exterior and Corresponding Angles. Some people find it helpful to use the 'Z test ' for alternate interior angles. If you can draw a Z or a 'backwards z', then the alternate interior angles are the ones that are in the corners of the Z.
Recover A Deleted Worksheet Sheet Tab in Excel. You probably have discovered that when you (accidentally) delete a sheet there is no Undo option to bring it back. One solution is to close your workbook without saving the changes and then reopen it in its original state.
1 Open the software you were using, Word, Excel or Powerpoint. 2  Click on File. 3  Click on Open, then Recent Documents. 4  Click on Recover Unsaved Documents. 5  Note you may need to scroll down the list to the right of âRecent Documentsâ to see this option. 6  Select your document and click Open.o youâve been working on your document and your computer has crashed, luckily you have already turned on AutoRecover! Once youâre back up and running, follow these steps. 1  Open the software you were using, Word, Excel or Powerpoint. 2  Click on File. 3  Click on Open, then Recent Documents. 4  Click on Recover Unsaved Documents.