## Krispyhaha 2 years ago Need help please? ( Picture attached below )

1. Krispyhaha

2. Krispyhaha

@Swin2013

3. Krispyhaha

I'm not sure how to approach this problem lol

4. swin2013

Try setting up a ratio

5. swin2013

of the lengths

6. jim_thompson5910

Hint: CD/BC = BC/AC

7. swin2013

^yess BC/DC is very similar to CA/CB fill in the lengths you already know in this case, you know CA AND CB

8. swin2013

That's 3 of your lengths! :)

9. Krispyhaha

Give me a sec lol

10. Krispyhaha

Alright I got it correct thanks for the help guys!

11. swin2013

you're welcome!

12. robtobey

$\text{Round}\left[37*\text{Tan}\left[\frac{\pi }{2}-\text{ArcTan}\left[\frac{53}{37}\right]\right],0.01\right]=25.83$