What does dilation mean in math?
similarity transformation
Is scale factor new over old?
For figures which differ by a scale factor, the scale factor is the ratio of corresponding side lengths (new image to old image).
What does a scale factor of 5 mean?
Share on. Statistics Definitions > A scale factor is a number which multiplies (“scales”) a quantity. For example,the “C” in y = Cx is the scale factor for x. If the equation were y = 5x, then the factor would be 5.
What is a scale factor of 2?
If you multiply each side of the first trapezoid by 2, you get the lengths of the sides from the larger trapezoid. This means the scale factor is 2. You can also see that it’s two by finding the ratios: 14/7 = 2, 10/5 = 2, 16/8 = 2.
How do you increase the shape of a scale factor?
Enlarge the triangle PQR by a scale factor of 3 about the centre of enlargement O.
- First draw ray lines from O to each corner of the triangle and extend them.
- Next measure the distance from O to each corner of PQR. Multiply this distance by 3 and plot the points P’ Q’ and R’.
- Finally join up the points P’ Q’ R’.
What is full size scale?
Explanation: A full size scale is a type of scale in which the length of the drawing and the actual length of the object is of the ratio 1:1. Hence by definition, its representative fraction is 1:1.
What happens if the scale factor is less than 1?
When the absolute value of the scale factor is greater than one, an expansion occurs. When the absolute value of the scale factor is less than one, a compression occurs. When the absolute value of the scale factor is equal to one, neither an expansion nor a compression occurs.
What scale is an 8 inch figure?
Scale
| Ratio | Inches per foot | Size |
|---|---|---|
| 1:15 | 0.8″ [20.32 mm] | 5″ [127 mm] |
| 1:12 | 1″ [25.40 mm] | 6″ [152.4 mm] |
| 1:10 | 1.2″ [30.48 mm] | 7″ [177.8 mm] |
| 1:9 | 1.33″ [33.87 mm] | 8″ [203.2 mm] |
How tall is a 1/12 scale figure?
roughly 6 inches tall
What is a 1/12 ratio?
The 1:12 scale is a traditional scale (ratio) for models and miniatures. In this scale (ratio), one inch on the scale model or miniature is equal to twelve inches on the original object being copied. Depending on the application, this particular scale (ratio) is also called one-inch scale (since 1 inch equals 1 foot).