Why are most manhole covers round?

Understanding Manhole Covers and Curves of Constant Width

Interactive Video
•
Mathematics, Science
•
9th - 12th Grade
•
Easy

Liam Anderson
Used 1+ times
FREE Resource
Read more
10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
They are more aesthetically pleasing.
They are cheaper to produce.
They are easier to roll and slide into place.
They are easier to manufacture.
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is a curve of constant width?
A shape that is always circular.
A shape that has a variable perimeter.
A shape that maintains the same width in all orientations.
A shape that changes width as it rotates.
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How is a Reuleaux triangle constructed?
By drawing a circle around a square.
By using three overlapping circles centered on the vertices of an equilateral triangle.
By connecting the midpoints of a square.
By rotating a circle around a triangle.
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is a unique property of the Reuleaux triangle?
It has the largest area among curves of constant width.
It is the only shape with constant width.
It can be used to draw perfect circles.
It can rotate between parallel lines without changing distance.
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which theorem relates to the perimeter of curves of constant width?
Euler's theorem
Fermat's Last Theorem
Barbier's theorem
Pythagorean theorem
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the relationship between the perimeter and diameter of a curve of constant width?
The perimeter is unrelated to the diameter.
The perimeter is half the diameter.
The perimeter is equal to pi times the diameter.
The perimeter is twice the diameter.
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is a Reuleaux tetrahedron?
A three-dimensional surface formed by overlapping spheres.
A regular tetrahedron with equal sides.
A two-dimensional shape with constant width.
A type of manhole cover.
Create a free account and access millions of resources
Similar Resources on Wayground
11 questions
Understanding Heating and Cooling Curves of Water

Interactive video
•
9th - 12th Grade
11 questions
Understanding Cost Curves in Economics

Interactive video
•
10th - 12th Grade
8 questions
Economies of Scale Concepts

Interactive video
•
10th - 12th Grade
11 questions
Understanding the Cardiac Cycle

Interactive video
•
9th - 12th Grade
11 questions
Tetrahedron Geometry Concepts

Interactive video
•
8th - 12th Grade
6 questions
TED-Ed: Why are manhole covers round? - Marc Chamberland

Interactive video
•
KG - University
11 questions
Shapes of Constant Width Concepts

Interactive video
•
7th - 12th Grade
11 questions
Understanding Exponential Curves in Circuits

Interactive video
•
10th - 12th Grade
Popular Resources on Wayground
25 questions
Equations of Circles

Quiz
•
10th - 11th Grade
30 questions
Week 5 Memory Builder 1 (Multiplication and Division Facts)

Quiz
•
9th Grade
33 questions
Unit 3 Summative - Summer School: Immune System

Quiz
•
10th Grade
10 questions
Writing and Identifying Ratios Practice

Quiz
•
5th - 6th Grade
36 questions
Prime and Composite Numbers

Quiz
•
5th Grade
14 questions
Exterior and Interior angles of Polygons

Quiz
•
8th Grade
37 questions
Camp Re-cap Week 1 (no regression)

Quiz
•
9th - 12th Grade
46 questions
Biology Semester 1 Review

Quiz
•
10th Grade