Area of a rectangle Tuesday, 05 February 2019 Definition:

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Presentation transcript:

Area of a rectangle Tuesday, 05 February 2019 Definition: The Area of a shape is the amount of space inside the shape

Area of a rectangle 𝑏 𝑙 Area = 𝑙×𝑏 =length × breadth 𝑙= length

Calculate the areas for each of the following rectangles (i) (ii) Example Calculate the areas for each of the following rectangles (i) (ii) (iii) (iv) 9cm 4cm 11cm 8cm 5cm 27cm 30cm 13cm

Work out the area for each of the following rectangles (a) Example Work out the area for each of the following rectangles (a) Area = 7×4 4 cm =28 𝑐𝑚 2 7 cm (b) Area = 5×3 5 cm =15 𝑐𝑚 2 3 cm

(c) Area = Area = 12 m 12×13 =156 𝑚 2 13 m (d) 4×28 4 mm =112 𝑚𝑚 2 =112 𝑚𝑚 2 28 mm

(e) Area = Area = 16 m 16×16 16 m =256 𝑚 2 (f) 3×18 3 cm =54 𝑐𝑚 2 =256 𝑚 2 (f) Area = 3×18 3 cm =54 𝑐𝑚 2 18 cm

Work out the area for each of the following (a) Example Work out the area for each of the following (a) (b) 6 cm 3 cm 7 cm 13 cm 16 cm 3 cm 9 cm 5 cm