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Geometric 3d shapes hemisphere, octahedron, sphere and torus, cone, cylinder and pyramid with icosahedron. Basic voluminous geometry figures for education, Realistic vector illustration, icons set
Graph, drafting paper regular square lines grid, mesh pattern. Wireframe texture. Bisect, traverse lines background. simple grating, trellis or lattice of cross lines
Back to school teach blackboard mathematic basic learning calculation math, plus, minus, multiplication, divide, courses training student development education learning. 3d vector illustration element
Collection of black arrows and circular arrows in various styles and directions, isolated on transparent background

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