Ontario · Grade 7
G7.E2.5
Grade 7 — Solve problems involving the area of a circle, and the relationship between its area and its circumference.
The skill that covers it
What a student should be able to do
- Convert between radius and diameter.
- Compute circumference and area of a circle.
- Find an arc length and a sector area.
- Work backwards from circumference or area to the radius.