on laisse tomber une balle d une hauteur de 1 métre a chaque rebond elle rebondit des 3 quarre de la hauteur dou elle est tombe quelle hauteur atteins la balle au troisième rebond ? arrondit au cm prés . aider mon svp

By: USER2189
28 Agustus 2025 mathematiques 5 minutes
4.5
218 views 218 comments 13 shares

Question

Grade: Education Subject: mathematiques
on laisse tomber une balle d une hauteur de 1 métre a chaque rebond elle rebondit des 3 quarre de la hauteur dou elle est tombe quelle hauteur atteins la balle au troisième rebond ? arrondit au cm prés . aider mon svp
Asked by:
218 Viewed 218 Answers

Answer (218)

Best Answer
(138)
À chaque fois, elle sera plus qu'à 3/4 de sa hauteur initial :
1×(3/4)³=27/64=0,42m

La balle sera à 42cm au 3 ème rebond
Answered on 28 Agustus 2025
(125)
bonsoir

1er rebond = 1*0.75 = 0.75 m

2ème = 0.75*0.75 = 0.5625

3ème = 0.5625 * 0.75  = 0.4 m
Answered on 28 Agustus 2025

Related Articles

Am o problema la matematica si sper sa ma puteti ajuta :)
Unul dintre unghiurile ce se obtin la intersectia a doua drepte concurente are masura cu 40 de grade mai mica decat a altuia. Calculati masurile unghiurilor formate de cele doua drepte concurente.
Vreau si rezolvarea, va rog, nu doar raspunsul :)

160 views 377 comments

Is Error Code 265 a systemic issue or a specific problem with a particular customer segment?

92 views 92 comments

What are some examples of Marvel animated series that expanded upon or reinterpreted characters from the comics?

112 views 112 comments

Cum se traduce je finis les classes a` midi

43 views 43 comments

How does Error Code 265 impact the overall NPS trend?

53 views 53 comments

Are there any animated Marvel projects that are considered 'lost media' or were never fully completed?

102 views 102 comments

add. (-5+2i)+(3-4i) A. -8-6i. B.-8+6i. C.-2-2i. D.-2+2i

75 views 75 comments

What troubleshooting steps can be taken to resolve a NPS score affected by Error Code 265?

90 views 90 comments

How has the animation style of Marvel animated series evolved over the years?

77 views 77 comments

Dupa doua reduceri consecutive la pret prima de 15la suta iar a doua de 5 la suta,un telefon costa 646 lei,Aflati pretul initial.

129 views 129 comments

How do I reset the printer to factory settings if nothing else works?

69 views 69 comments

What are the most common causes of 'a java error occurred in the main process' in League of Legends?

100 views 100 comments

Le remboursement d'un emprunt de 9 500 € s'effectue en 4 annuités constantes au taux de 1,75% l'an. Déterminer le montant d'une annuité.​

137 views 137 comments

How have specific DC Comics storylines, such as ‘The Killing Joke,’ influenced the horror elements in DC movies?

112 views 112 comments

How did the limited color palette and art style of the early Superman comics reflect the era?

93 views 93 comments