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Second quarter
Vocabulary
Term | Definition |
---|---|
Radius | Distance from the center of the circle to the edge |
Diameter | Distance across the circle through the center |
Circle | Closed curve , 360 degrees , all points are the same distance from the center |
Circumference | Distance around the outside of a circle |
Circumference | Pi x diameter |
Pi | 3.14 |
Area of a circle | A= pi x radius x radius |
Volume | 3 dimensionlal number of cubic needed to fill a container ft3 |
Capacity | Amount a container will hold when full |
Prism | A solid figure with 2 parallel faces that are polygons of the same shape |
Rectangular prism | Rectangular faces |
Cube | Square faces |
Triangular prism | Triangular faces |
Cylinder | Solid figure with 2 equal circular bases that are parallel |
Cone | Sold figure with a circular base connected to a vertex (point) |
Sphere | Solid figure with a curved surface in which all points on the surface are equal distance from the center |
Rectangular prism | Volume= length x width x height |
Cube | Volume= length x width x height |
Sphere | 4/3 x 3.14 x r3 |