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S & S Vocab
7th Grade S & S Vocab
Question | Answer |
---|---|
Compare | tell how many times bigger or smaller |
Corresponding | Sides or angles that "go together" in similiar figures |
Image | a figure created by enlarging or reducing another. May or may not be distorted. |
Ratio | a comparison of 2 numbers by division |
Scale factor | the # that all segments of a figure are multiplied by to create a similiar figure |
Similiar | Same shape, same angles, no distortion. Perfect enlargement or reduction. Must have scale factor. |
Rule | Tells what to do to the x and y coordinates of a figure to create an image |
Length | the long side of a rectangle |
Width | the short side of a rectangle |
Area | How many 1 X 1 squares cover the surface of a figure |
Scaling | using scale factor to find unknown measurements |
Coordinates | the 2 numbers that tell where a point is on a coodinate graph |
Diameter | the distance across a circle, going through its center |
Dimensions | the measurements telling us the size of a figure |
Line Segment | a part of a straight line, with two endpoints |
Perimeter | the total distance around the outside edge of a figure, found by adding up all the sides |
Unit | a label telling what measurement is being used |
Vertex (vertices) | a point at the corner of a geometric figure |