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Topic Content:
- Scale factor (Length Ratio)
Recall that when two shapes are similar, the ratio of their corresponding sides is the same. This ratio is called the scale factor or length ratio.
Example 6.1.1:
The scale factor of two similar triangles ABC and PQR as shown below is 2.5 if AB = 12 cm and AC = 10 cm, find the length of:
(a) PQ
(b) PR
Solution
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