Please watch: "Tallest Building in the World( top ten tallest buildings in the world )" https://www.youtube.com/watch?v=7UfGLPTjyUU --~-- Welcome to my forum specially for civil and mechanical engineering students with complete lectures on coarses of mechanics of solids,Structural analysis, reinforced concrete design and steel structures (in process yet). In this video the it is discussed that HOW TO CALCULATE AREA OF COMPOSITE SHAPES Solved examples . how to calculate cross sectional area area of steel cross sections area of bridge box girder cross sectional area of bridge girder area of steel shapes formula for cross sectional area area of composite figures practice area of composite figures worksheet area of composite figures activity area of composite figures worksheet answers area of irregular shapes worksheet