Development and Interpenetration (Leaving Cert DCG): Flashcards

Unfolding 3D curved surface onto flat 2D plane

Two solid objects intersect or pass through each other

Line where two intersecting solids meet

Equals cylinder's height

Equals cylinder's circumference ($\pi \times \text{diameter}$)

Plan and elevation views

Easy reference & systematic work

Orthographic projection

Maintain accuracy & easier measurement verification

Sheet metal templates, packaging, architecture, engineering