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Understanding Area Calculation and Formulas

Area refers to the number of square units within or needed to cover a surface. This concept is crucial in determining space within objects. Common area formulas include A = lw, A = πr², A = ½bh, and A = ½(b1 + b2)h, with units such as m² and cm². An example problem could involve finding the area of a ring or wrestling arena.

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Understanding Area Calculation and Formulas

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  1. Definition Facts/Characteristics Picture Example: Non- Example: This is an idea for how to set it up… you adjust depending on your word… how to problems need to be done differently Delete this text box if you want to use this template

  2. Definition Facts/Characteristics Picture * the number of square units in an object * the number of square units to cover a given surface * space on the inside of an object A = lw A = πr2 A = ½bh A = ½(b1 + b2)h * Common units include m2 and cm2 Area Determine the area of the big ring (circle). Example Problem(s) *Bonus for Real-Life Example Minimum wrestling area shall be enclosed by a circle of a diameter of 28 feet. A = lw A = 18(9) A = 162 m2 A = πr2 A = π142 A ≈ 615 ft2

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