Question

The sides of a triangle are 12, 15, and 20. If the shortest side of a similar triangle is 3. find the length of the longest side of the triangle.

Answer 1

For this case we can do the follwong:

For this case we can do the following proportion rule:

`(3)/(12)=(b)/(20)`

Where b is the longest side and solving we got:

`b=20\cdot(3)/(12)=5`

The final answer is 5