qertao.blogg.se

The hexaflexagon is a folded geometric figure that can be "flexed" to expose many sides.

This is an incredibly easy way to make a tetrahedron (a pyramid) from a small envelope. Or go to the answers.įill in the name, number of faces, net, number of vertices, number of edges, and shape of the faces for five polyhedra (tetrahedron, cube, octahedron, dodecahedron, and icosahedron). Unfolding 3-D Shapes: Cube and Tetrahedron Netsĭraw an unfolded cube and tetrahedron. Polyhedra: tetrahedron, cube, octahedron, dodecahedron, icosahedron. Match Each Regular Polyhedron to Its Name and Its Unfolded Formĭraw lines between each Platonic solid (regular polyhedron), its name, and its unfolded form. The groups are round shapes, triangles, quadrilaterals, pentagons, and hexagons. In each group of pictures, circle the picture that doesn't belong to that group of shapes. On this printout, the student classifies geometric figures by shape, size, and shading by placing them in Venn diagrams. The five Platonic solids (or regular polyhedra) are the tetrahedron, cube, octahedron, dodecahedron, and icosahedron.Ĭolor Fractions of Groups of Shapes WorksheetĬolor halves, thirds, quarters and fifths of groups of squares, triangles, circles, and ovals.Ĭolor Fractions of Groups of Shapes Worksheet #2 There are only five geometric solids that can be made using a regular polygon and having the same number of these polygons meet at each corner. Read about and do worksheets on triangles, including equilateral, isosceles, scalene, right, acute, and obtuse triangles. Read about and do worksheets on quadrilaterals (four-sided figures), including the square, rectangle, rhombus, parallelogram, kite, and trapezoid. Label the regular polygons (many-sided geometric figures with equal-length sides and equal angles), including a triangle, square, pentagon, hexagon, heptagon, and octagon. Label a circle, oval, triangle, square, rectangle, pentagon, hexagon, and octagon. Information, crafts, and coloring printouts for K-3 students.ĭraw lines between the shapes and the words for the shapes. Our subscribers' grade-level estimate for this page: Today's featured page: Animal Jokes and Riddles for Kids is a user-supported site.Īs a bonus, site members have access to a banner-ad-free version of the site, with print-friendly pages.