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T-square
(T-square)
noun
a T-shaped instrument for drawing or testing right angles.
More words in this category
apothem
arc
concave
coplanar
cubic capacity
diagram
pentagon
polyhedron
projection
projective geometry
radius
re-entrant
section
semi-elliptical
spherical angle
subconical
tangent
toroidal
triangulation
two-dimensional
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