SOLUTION: Given 2 similar triangles, ABC and KJI, with AB = 7.9cm; AC = 3.8cm; BC = 4.8cm and JK = 5.7cm. Determine the lengths of the unknown sides.

Algebra ->  Triangles -> SOLUTION: Given 2 similar triangles, ABC and KJI, with AB = 7.9cm; AC = 3.8cm; BC = 4.8cm and JK = 5.7cm. Determine the lengths of the unknown sides.      Log On


   

Question 1181551: Given 2 similar triangles, ABC and KJI, with AB = 7.9cm; AC = 3.8cm; BC = 4.8cm and JK = 5.7cm. Determine the lengths of the unknown sides.
Answer by greenestamps(13216) About Me  (Show Source):
You can put this solution on YOUR website!


The corresponding sides in the two similar triangles whose measures are given are AB=7.9 and JK=5.7. So the ratio of similarity is 5.7:7.9, or 5.7%2F7.9. So

IJ+=+%285.7%2F7.9%29%28BC%29+=+%285.7%2F7.9%29%284.8%29
IK+=+%285.7%2F7.9%29%28AC%29+=+%285.7%2F7.9%29%283.8%29