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Geometric Formulas Guide

Get acquainted with essential geometric formulas for squares, rectangles, parallelograms, and triangles. Learn how to calculate perimeter and area efficiently.

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Geometric Formulas Guide

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  1. Geometric Formulas

  2. PERIMETER OF A SQUARE P= 4s

  3. AREA OF A SQUARE A=s 2

  4. 3 in. Area of a Square A=s A= 3 in.x3 in. A=9 sq. in. 2 3 in. Perimeter of a Square P=4s P=4(3 in.) P=12 in.

  5. PERIMETER OF A RECTANGLE P=2l+2w

  6. AREA OF A RECTANGLE A=lw

  7. Perimeter of a Rectangle P=2l+2w P=2(3 in.) + 2 (2in.) P=6 in. + 4 in. P=10 in. 3 in. 2 in. Area of a Rectangle A=lw A=3 in.(2 in.) A=6sq. in.

  8. PERIMETER OF A PARALLELOGRAM P=2b+2s

  9. AREA OF A PARALLELOGRAM A=bh

  10. Perimeter of a Parallelogram P=2b+2s P=2(12 in.) + 2(9in.) P= 24 in. + 18 in. P= 42 in. Area of a Parallelogram A=bh A= 12 in.(6 in.) A= 72 sq. in. 9 in. 6 in. 12 in.

  11. PERIMETER OF A TRIANGLE P=s +s +s 1 2 3

  12. AREA OF A TRIANGLE A=1/2bh

  13. Perimeter of a Triangle P=s + s + s • 2 3 10cm 8cm P=8cm+10cm+6cm P= 24 cm Area of a Triangle A= 1/2bh A=1/2(6cm x 8cm) A= ½(48cm) A= 24 sq. cm. 6cm

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