How to find if two acute / obtuse triangles are similar

Practice Questions

SAT Math › How to find if two acute / obtuse triangles are similar

Questions

$\text{Triangle A}$ and $\text{Triangle B}$ are similar triangles. The perimeter of Triangle A is 45” and the length of two of its sides are 15” and 10”. If the perimeter of Triangle B is 135” and what are lengths of two of its sides?

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