MathematicsGeometryAges 10–11
Parts of a circle
Illustrate and name parts of circles, including radius, diameter, and circumference; know that the diameter is twice the radius
Learning resources
Reviewed external links that reinforce this concept. They do not replace Gakuva’s teaching approach.
No reviewed resources for this concept yet.
The teaching approach above still stands. Curated practice links will appear here as the shelf fills.
Explore the learning path
0 before · 2 after
Loading map…
Before
No prerequisite
This concept
Parts of a circleConceptual concept
Check understanding
- Label the radius, diameter, and circumference on a circle diagram
- Calculate the diameter given a radius of 4.5 cm (diameter = 9 cm)
- Explain the relationship between radius and diameter in their own words
“If you give your child a round plate and a ruler, can they measure the diameter — and explain how the radius compares to the diameter?”
Curriculum record
- Type
- Conceptual
- Subject
- Mathematics
- Domain
- Geometry
- Age range
- Ages 10–11