Developments and Envelopments (Leaving Cert DCG): Quizzes
📚Quizzes
Practise the questions
10 questions from this quiz
ShowHide
Practise the questions
10 questions from this quiz
What is a development in technical drawing?
What is a development in technical drawing?
A method of unfolding 3D surfaces flat
What is the fundamental rule about measurements in developments?
What is the fundamental rule about measurements in developments?
All lines are true lengths
How are fold lines shown in technical drawings?
How are fold lines shown in technical drawings?
As dashed lines
What does the width of the rectangle equal when developing a cylinder?
What does the width of the rectangle equal when developing a cylinder?
The circumference of the cylinder
What shape does a cone unfold into?
What shape does a cone unfold into?
A sector (part of a circle)
What does the radius of a cone's sector equal?
What does the radius of a cone's sector equal?
The slant height of the cone
What makes truncated prism developments more complex?
What makes truncated prism developments more complex?
The cut creates irregular shaped faces
In arc construction for pyramids, what is used as the centre point?
In arc construction for pyramids, what is used as the centre point?
The apex
How many equal parts is the circular plan usually divided into for cylinders?
How many equal parts is the circular plan usually divided into for cylinders?
12
Which industry uses developments for creating boxes and cartons from flat sheets?
Which industry uses developments for creating boxes and cartons from flat sheets?
Packaging industry