Posted by **abonumilian** on Thursday, December 9, 2010 at 8:44am.

wie bestimme ich den drehpunkt von zwei dreiecken?

- mathematik -
**Reiny**, Thursday, December 9, 2010 at 8:51am
or

How do I determine the turning point of 2 triangles?

- mathematik -
**MathMate**, Thursday, December 9, 2010 at 10:18am
I believe the question is to find the centre of rotation of two given congruent triangles, ABC, and A'B'C'. The centre of rotation (drehcentrum) Z is the intersection of the perpendicular bisectors of **BB'** and that of **CC'** (both lines not shown in figure).

See figure (for construction of A'B'C':

http://www.blikk.it/angebote/primarmathe/ma2275.htm

(edited: 10:18)

## Answer This Question

## Related Questions

- German - I really need someone to check this short paragraph for me. I'm not a ...
- ist es richtag? - ich habe du geliebt ich habe du gevertraut (vertrauen) aber ...
- German rules for JJ - Many of your questions had to do with CASES; in German ...
- german - Write the conversation in present perfect tense: 1. das konzert/ euch/ ...
- German - Could someone please check if this is correct German? Thanks. Wenn man ...
- mathe - wie viele menschen sind in den letzten 500.000 jahren dazugekommen
- Deutsch! Please Help Me. - Could you please proof read this short bit of text, ...
- german - Hey guys. This is the last german translation this year, so Id ...
- German - Hallo Leute! Hy everybody! Ich brauche HIlfe= I need help! Weisst ...
- german - 1. Fill in the correct comparative form: Fußball ist ______ Golf. (...

More Related Questions