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Circle 1 has center (−4, 5) and a radius of 6 cm. Circle 2 has (2, −3) and a radius 9 cm. What transformations can be applied to Circle 1 to prove that the circles are similar? E…
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Circle 1 has center (−4, 5) and a radius of 6 cm. Circle 2 has (2, −3) and a radius 9 cm. What transformations can be applied to Circle 1 to prove that the circles are similar? E…
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May 16, 2019
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Circle 1 has center (−4, 5) and a radius of 6 cm. Circle 2 has (2, −3) and a radius 9 cm.
What transformations can be applied to Circle 1 to prove that the circles are similar?
Enter your answers in the boxes. Enter the scale factor as a fraction in simplest form.
The circles are similar because the transformation rule ( , ) can be applied to Circle 1 and then dilate it using a scale factor of ?
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Heroka
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First translate the circle from (-4,5) to (2,-3) [ a translation of (+6, -8) ] by the transformation rule
(x,y)->(x+6, y-8)
the scale factor would be the ratio of the radii of image (circle 2) divided by that of preimage (circle 1)
=9/6=
3/2
Yahermann
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May 21, 2019
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