Respuesta :

musiclover10045

Triangle: original side is 5 units long, copy side is 1 unit long

Scale = copy side/ original side = 1/5

Scale = 1/5

Second image:

Side of A is 6 units long

Side of B is 18 units long

Scale = B side / A side = 18/6 = 3

Scale = 3

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good job