Mensuration Objective Perimeter and area of shapes made from triangles and rectangles.
Building strong shapes with triangles
description
Transcript of Building strong shapes with triangles
BUILDING STRONG SHAPES WITH TRIANGLES
Presenter: NUR ATHIRAH bt KAMALUDDIN
INTRODUCTION
DAILY LIFE OBJECTS
WHICH ONE IS STRONGEST?
• Square • Triangle • Circle
WHY TRIANGLE IS STRONGEST SHAPE?
• The centre of gravity is 1/3 of its height
Cg
WHY TRIANGLE IS STRONGEST SHAPE?
• The angle cannot change once the triangle is build
Example of angle adjustable for square
WHY TRIANGLE IS STRONGEST SHAPE?
• the load from structure will transfer smoothly
STRENGTHENING SQUARES
• Add a diagonal between opposite corners
Example in our real life
SOME REAL LIFE EXAMPLE
THE GREAT PYRAMID
Great Pyramid, Egypt
CAN YOU IDENTIFY WHERE IS THE TRIANGLE?
Sydney Harbour Bridge, Sydney
WHAT ABOUT THIS?
Akashi Kaikyo Bridge, Japan
CAN YOU FIND TRIANGLES?
Yaquina Bridge, Spanish
In construction phase
KLCC, Malaysia Used Under The Bridge
BUILDING EXAMPLE
Infosys Mysore Development Center, an origami inspired office building
Disney Epcot Center, Orlando, Florida
~The End~
Thanks for your attention