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KawaiiSenpai:
Triangle XYZ was dilated by a scale factor of 2 to create triangle ACB and cos ∠X = 2 and 5 tenths over 5 and 59 hundredths
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jhonyy9:
so like a first step you know what mean a dilation by a scale factor of 2 ? - the sides length of triangle XYZ was doubled to create triangle ACB \[\cos<X = \frac{ 2,5 }{ 5,59 }\] - but i think you forgot to post the question @AZ
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