Area of shapes and in a coordinate plane Chapter 8-3.

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Presentation transcript:

Area of shapes and in a coordinate plane Chapter 8-3

Area of Shapes---Formulas Parallelogram (rectangle) Triangle Trapezoid Circle Regular Polygon Rhombus

Area Examples Find the area and perimeter of the figure 13 ft 4 ft 3 ft 9 m 15 m

Area Examples Find the area and perimeter of the figure 24 yd 6 in 18 in 10 in 4 in

Area Examples Find the area and perimeter of the figure 8 m 16 in

Area Examples Find the area and perimeter of the figure 12 cm This is a regular pentagon

Estimating irregular shapes

Area/Perimeter in coordinate plane Find the perimeter and area

Area/Perimeter in coordinate plane Find the perimeter and area

Area/Perimeter in coordinate plane Find the perimeter and area

Area/Perimeter in coordinate plane Find the perimeter and area

A (-3, 7) B (7, 9) C ( 1, 0) Find the perimeter and area

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