Thread: Finding the length of a triangle

Find RS.






Find TU.



Any help is appreciated! (:

Originally Posted by 4AM

Find RS.

Let x denote PR, then RQ = 50-x. Using the tangens function you can set up 2 equations:

..... and .....

Set equal the RHS of the two equations and solve for x, afterwards you can use one of the two equations to get the length of RS. I've got

Find TU.

I've modified your sketch a little bit. (see attachment)

According to the drawing you can set up 2 equations:

..... and .....

Solve the second equation for y, plug in this term into the first equation and solve for x.

I've got