Question

a tree is 50 feet high and casts a shado of 30 feet. at the same time a near by stop sign casts a shadow or 15 feet. How tall is the stop sign. But really, those werent the exact numbers...I just need the formula to figure out that type of problem.

Answer 1

Use trigonometry

Answer 2

Is there a specific formula though?

Answer 3

my sorry, use proportions XD
a/b=c/d

Answer 4

Write down the problem. That way I understand exactly what is asked.

Answer 5

*exact problem

Answer 6

Well, that's the thing. I don't have the actual numbers. It was a question on a NWEA that I didn't finish. It was my last question before I was done. And for the life of me I can't remember.

Answer 7

Ratio seem to increase by a factor of 2, so x should be 15

Answer 8

Sorry, 25

Answer 9

Oh.