Tags

    7.G.4


    Overarching Skill:

    Solve real-life and mathematical problems involving angle measure, area, surface area, and volume.

    Standard:

    Know the formulas for the area and circumference of a circle and use them to solve problems; give an informal derivation of the relationship between the circumference and area of a circle.

    Key Vocabulary:

    Radius, circumference, π, A= πr• C = 2πr r = C/2π

    Supporting Vocabulary:


    Learning Targets:

    1. Know the formula for the area of a circle and use it to solve problems.
    2. Know the formulas for the circumference of a circle and use it to solve problems.

    3. Give an informal derivation of the relationship between the circumference and area of a circle.

    Demonstrators:

    1. What are the radius, circumference and area of the circle?

    2. What is the relationship between circumference and area?

    Previously Mastered Learning Targets:

    New Content—first exposure to circle measures and the concept of pi.

    Extension Learning Targets:

    8.G.9 Know the formula for the volume of a cylinder and use it to solve real-world and mathematical problems.

    Link to CRS:

    MATH (20-23)MEASUREMENT 402.

    Use geometric formulas when all necessary information is given.

    Notes:

    7-Geometry-4 Solve real-life and mathematical problems involving angle measure, area, surface area, and volume.


    7.G Home

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