SOLUTION: The two sides of one of the similar triangles are 8 cm and 21 cm.If the other triangle, the side that corresponds to the 8 cm side is 40 cm, how long is the side that corresponds t

Algebra ->  Polygons -> SOLUTION: The two sides of one of the similar triangles are 8 cm and 21 cm.If the other triangle, the side that corresponds to the 8 cm side is 40 cm, how long is the side that corresponds t      Log On


   

Question 1107723: The two sides of one of the similar triangles are 8 cm and 21 cm.If the other triangle, the side that corresponds to the 8 cm side is 40 cm, how long is the side that corresponds to the 21 cm side ?
Answer by math_helper(2461) About Me  (Show Source):
You can put this solution on YOUR website!

Here you can set up a ratio: 8:40 = 21:x
8/40 = 21/x
x = 21*(40/8) = ______ cm