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OpenStudy (peachy1):
math help not sure?
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hartnn (hartnn):
how?
hartnn (hartnn):
similar figures have sides proportional. so, \(\Large \dfrac{x}{15} = \dfrac{9}{6}\) get x from here :)
hartnn (hartnn):
x= 9*15/6 = 45/2 = 22.5
hartnn (hartnn):
also, equilateral triangles will always have all angles as 60, so they will be similar from AAA test of similarity.
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