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5thgradegeometrych12

vocabulary

QuestionAnswer
area number of square units to cover a figure
perimeter distance around a figure
triangle polygon with 3 angles and 3 sides
acute triangle all angels measure less than 90 degrees
right triangle one angle measures exactly 90 degrees
obtuse triangle one angle measures more than 90 degrees
equilateral triangle all 3 sides are the same length
isosceles triangle 2 sides are the same length
scalene triangle no side is the same length as any other
trapezoid has one pair of parallel sides
parallelogram opposite sides have the same length and are parallel
rhombus parallelogram with all sides the same length
rectangle parallelogram with 4 right angles
face plane figure that is one side of a solid figure
edge the line where two faces of a solid figure meet
vertex point at which two lines meet to form an angle point on a polyhedron where three or more faces intersect
volume of a solid the number of cubes (cubic units) that it takes to fill a solid
prism has two identical bases and a 4 sided face for each side of a base
pyramid has one base and a face for each side of the base
cylinder has two circular bases which are connected by a curved surface
cone has one circular base and a curved surface that connects the base to the vertex
sphere has one curved surface and every point is the same distance from the center
Created by: umurphy
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