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Kites and ArrowheadsTHINGS TO DOYou should have two acute and two obtuse Isotiles.Make each of the shapes - an arrowhead (above) and a kite (below). If you push them together, what is the name of the shape you now have? What is the size of the largest angle of each shape, and what is the name of this type of angle? A shape with no angle larger than obtuse is called convex, and a shape with a reflex angle is called concave. Which shape here is convex and which is concave? |
