find the perimeter of the new rectangle !

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Presentation transcript:

find the perimeter of the new rectangle ! Add all the outer walls Find the outer perimeter of the three villas 30 m 20 m 15 m 9 m 30 + 20 + 9 + 15 + 9 + 30 + 15 + 20 = 148 m or… find the perimeter of the new rectangle !

160 84 Find the area of each rectangle Add the areas Divide the shape into two rectangles Find the area of the shape 8 cm 160 20 cm 12 cm 84 7 cm 160 + 84 = 244 Use units !!!!

The diameter of the circle is 5 cm The radius is 2.5 Find the perimeter The diameter of the circle is 5 cm The radius is 2.5 The circumference is Half of the circumference is 7.9 15 cm 5 cm 15 + 5 + 15 + half of a circle = 35 + 7.9 =

120 9 Find the area of the white square Subtract Find the area shaded green Find the area of the green rectangle 120 3 m 3 m 9 10 m 3 m 3 m 12 m