221 likes | 540 Views
Constructing triangles and quadrilaterals . Triangle- a polygon with three sides Quadrilateral- a polygon with four sides . Vocabulary.
E N D
Triangle- a polygon with three sides Quadrilateral- a polygon with four sides Vocabulary
The pyramids at Giza, Egypt, are a group of ancient monuments. The oldest and largest of these is the Great Pyramid of Giza. It is believed that the Great Pyramid took 20 years to build. For nearly 4,000 years, it was the tallest man-made structure in the world. The faces of the Giza pyramids are triangles. But you don't have to go as far as Egypt to see triangles around you. The next time you go outside or ride in a car, check out yield signs and traffic cones. See how many different kinds of triangles you can spot around you. Giza. Egypt
angle- a figure formed by two rays that share the same endpoint; the rays are called the sides of the angle equilateral triangle- a triangle that has all sides equal in length More Vocabulary
Compass- a tool used to draw circles and to measure in constructions Ruler- a tool to measure length, typically marked in cm or in. Tools
http://static.k12.com/packages3/11/8458/9000515/1_3169/8458/4fdcf8c23c7cb089e53904cd9a7f443394cef083/mediaasset_156814_1.htmlhttp://static.k12.com/packages3/11/8458/9000515/1_3169/8458/4fdcf8c23c7cb089e53904cd9a7f443394cef083/mediaasset_156814_1.html Constructing a Triangle
http://static.k12.com/packages3/11/8458/9000515/1_3169/8458/4fdcf8c23c7cb089e53904cd9a7f443394cef083/mediaasset_156815_1.htmlhttp://static.k12.com/packages3/11/8458/9000515/1_3169/8458/4fdcf8c23c7cb089e53904cd9a7f443394cef083/mediaasset_156815_1.html Constructing a Square