Unit 43b problems with
answers
from
http://www.textbooksfree.org/ |
3) John wants to tie a rope across a river. He drew these similar triangles to determine the river's width. Find its width. |
|
|
4) Kathy is 7 times the age of her daughter Jane. In 8 years she will be three time
as old. Find Mary's age.
Time | Jane | Mary |
Now |
|
|
Future |
|