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Area of Parallelograms, Trapezoids, and Graphed Shapes

Area of Parallelograms, Trapezoids, and Graphed Shapes. Lesson 7.3A

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Area of Parallelograms, Trapezoids, and Graphed Shapes

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  1. Area of Parallelograms, Trapezoids, and Graphed Shapes Lesson 7.3A M.3.G.2 Apply, using appropriate units, appropriate formulas (area, perimeter, surface area, volume) to solve application problems involving polygons, prisms, pyramids, cones, cylinders, spheres as well as composite figures, expressing solutions in both exact and approximate forms

  2. Area of a Parallelogram • The formula for a rectangle works for any parallelogram. • Formula for area of a parallelogram: A = bh

  3. Example • Find the area of the given parallelogram 5' 4' 9’

  4. Now You Try… • Find the area of the given parallelogram 8 cm 5cm 3cm

  5. 13 4 5 7 Trapezoids • Formula for area of a trapezoid:

  6. 5 ft 7.8 ft 6 ft 10 ft Example • Find the area of the given trapezoid.

  7. 12 cm 60 4 cm Example • Find the area of the given trapezoid.

  8. 9.2 m 10 m 4 m 7 m Now You Try… • Find the area of the given trapezoid.

  9. 5 yd 45 24 yd Now You Try… • Find area of the given isosceles trapezoid.

  10. 5 4 3 2 1 -5 5 -1 4 -4 -3 2 3 -2 1 -1 -2 -3 -4 -5 Area of Graphed Shapes • Find the area of the given shape.

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