SS7.2
Develop and apply formulas for determining the area of:
  • triangles
  • parallelograms
  • circles.

[CN, PS, R, V]

Indicators for this outcome
(a)

Illustrate and explain how the area of a rectangle can be used to determine the area of a triangle.

(b)

Generalize, using examples, a formula for determining the area of triangles.

(c)

Illustrate and explain how the area of a rectangle can be used to determine the area of a parallelogram.

(d)

Generalize, using examples, a formula for determining the area of parallelograms.

(e)

Illustrate and explain how to estimate the area of a circle without the use of a formula.

(f)

Illustrate and explain how the area of a circle can be approximated by the circumference of the circle times its radius.

(g)

Generalize a formula for finding the area of a circle.

(h)

Solve problems involving the area of triangles, parallelograms, or circles.

Loading...
R012392
Open Questions for Rich Math Lessons. Grades 7-9 (WNCP)
The resources in this series provide a range of open questions that cover the various parts of a problem-solving lesson. These questions may be used to discuss math concepts, to provide practice for concepts and skills, to create extra challenges for students or to act as models for developing your own open questions. Each book in the series focuses on a specific strand: Number, Patterns and Relations/Statistics and Probability and Shape and Space.
•  Open Questions for Rich Math Lessons. Grades 7-9, Number Strand
•  Open Questions for Rich Math Lessons. Grades 7-9, Patterns and Relations, Statistics and Probability
•  Open Questions for Rich Math Lessons. Grades 7-9, Shape and Space
Media and Formats : Book
Price : $54.95 ea.
Record posted/updated: February 10, 2020
R044342
Elementary and Middle School Mathematics: Teaching Developmentally(5th Canadian ed.)
This professional resource offers suggestions to teach concepts and procedures specific to mathematics in grades K-8 students. There are suggestion to differentiate instruction for English Language Learners, advanced learners, and learners with difficulties. The resource references real experiences and assessment practices to address the foundations of how children learn. This edition focuses on mathematical inquiry through rich tasks and classroom discourse. There is a companion website listed for blackline masters, activities, additional tools and expanded lessons.
(More information)
Media and Formats : Book
Price : See publisher.
Record posted/updated: May 18, 2022