Click HERE to view the 2022-2023 Community Report

K-12 Categories

Illuminations: To Find the Center of a Circle
/uploadedImages/Brain_Teasers/BT147-big.jpg

To Find the Center of a Circle

Find the center of the circle using only the drafting triangle and pencil as shown.

Puzzle provided by Kordemsky: The Moscow Puzzles (Dover)


Math Topics
Geometry
High School
9th Grade, 10th Grade, 11th Grade, 12th Grade
Descriptions of PDFs

Problem and solution

What are you looking for?

Organization

National Council of Teachers of Mathematics

Website URL

Type of Resource

Activity Sheet
PDF File

Assigned Categories

Resource k12

Illuminations: To Find the Center of a Circle
/uploadedImages/Brain_Teasers/BT147-big.jpg

To Find the Center of a Circle

Find the center of the circle using only the drafting triangle and pencil as shown.

Puzzle provided by Kordemsky: The Moscow Puzzles (Dover)


Math Topics
Geometry
High School
9th Grade, 10th Grade, 11th Grade, 12th Grade
Descriptions of PDFs

Problem and solution

What are you looking for?

Organization

National Council of Teachers of Mathematics

Website URL

Type of Resource

Activity Sheet
PDF File

Assigned Categories