( ! ) Notice: session_start() [function.session-start]: Server 127.0.0.1 (tcp 21201) failed with: Failed reading line from stream (0) in /var/www/html/common-2.3/SWAT/SWAT.php5 on line 108
Call Stack
#TimeMemoryFunctionLocation
10.000691080{main}( )../textbook.php5:0
20.0011171120include( '/var/www/html/interactivate/config/standardIncludes.php5' )../textbook.php5:13
30.146119479768SWAT->startSession( )../standardIncludes.php5:110
40.146219479768session_start ( )../SWAT.php5:108
Interactivate: Section 2: Angles of a Triangle

# Section 2: Angles of a Triangle

Shodor > Interactivate > Textbooks > Math Thematics 1st Ed. Book 1 > Section 2: Angles of a Triangle

Math Thematics 1st Ed. Book 1
Module 1 - Tools for Success
Section 2: Angles of a Triangle
 Calculating...
Lesson  (...)
Activity  (...)
Activity: Calculate the length of one side of an automatically generated right triangle by using the Pythagorean Theorem, and then check your answers. Pythagorean Explorer is one of the Interactivate assessment explorers.

Activity: Learn about how the Pythagorean Theorem works through investigating the standard geometric proof. Parameters: Sizes of the legs of the triangle.

Discussion  (...)
Worksheet  (...)