click below
click below
Normal Size Small Size show me how
5thgradegeometrych12
vocabulary
Question | Answer |
---|---|
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 |