JEE B.Arch
JEE Main Paper 2A — B.Arch (National Testing Agency, India)
Spatial VisualizationEnglish
Exam overviewPractice session
A solid 3D shape is formed by stacking identical unit cubes. In a drawing of this composite block, a viewer sees 5 steps in height, with each step resting on the row below it. If there are no hollow spaces underneath, what is the minimum number of cubes required to build a 5-step pyramidal staircase with a width of 1 cube?
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