1. Math curriculum | 2020-2021 / Homeschool Math / 7th Grade/ 1st Grade/ Kindergarten / Khan Academy

    Math curriculum | 2020-2021 / Homeschool Math / 7th Grade/ 1st Grade/ Kindergarten / Khan Academy

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  2. How large is the shaded area? Could you get it? Let't try!

    How large is the shaded area? Could you get it? Let't try!

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