# data[].attributes.body
if more than 180:

180+X

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RECAP
1) Perimeter

" length of the boundary of a shape"

what is the perimeter of the square?

solutions: 7+7+7+7 = 28

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perimeter of rectangle= 2( length +width)

# data[].attributes.body
perimeter of circle = πd

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7.1 Perimeter and area in two dimensions

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7.1 Perimeter and area in two dimensions

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polygons = flat shape (2 dimensional) with 3 or more straight sides.

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--> is a solid

NETS OF SOLIDS = a net is a two-dimensional shape that can be drawn, cut out and folded to form a 3-d solid

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It have no sides of equal length and no angles that are of equal sizes

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S.A= total area of the faces(2d surface on the outside of a solid)

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It has two sides of equal length. the angles at the bases of the equal sides are equal in size

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Equilateral triangles have three equal sides and three equal angles

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volume of cuboid = length x width x height

volume of prism = area of cross section x length

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Quadrilaterals are plane shapes with four sides and four interior angles. Quadrilaterals are given special names according to their properties

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A polygon is a plane shape with three or more straight sides.