Which recursive formula can be used to generate the sequence shown, where f(1) = 9.6 and n > 1? 9.6, 4.8, 2.4, 1.2, 0.6, ..
1 answer:
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Answer:
(a) Similar polygons; scale factor is 2
(b) Similar polygons; scale factor is 1.5
Step-by-step explanation:
Given
See attachment for polygons
Required
Determine if they are similar or not
Solving (a): The triangle
The angles in both triangles show that the triangles are similar
To calculate the scale factor (k), we simply take corresponding sides.
i.e.
<em>The scale factor is 2</em>
<em />
Solving (b): The trapezium
The angles in both trapeziums show that the trapeziums are similar
To calculate the scale factor (k), we simply take corresponding sides.
i.e.
<em>The scale factor is 1.5</em>
