ABC est un triangle rectangle en A. Sachant que AB = 12 dm et que AC = 104 cm calculer BC
Aide moi ces pour demain merci

By: USER3987
28 Agustus 2025 mathematiques 5 minutes
4.5
127 views 127 comments 13 shares
Responsive Ad Header

Question

Grade: Education Subject: mathematiques
ABC est un triangle rectangle en A. Sachant que AB = 12 dm et que AC = 104 cm calculer BC
Aide moi ces pour demain merci
Asked by:
127 Viewed 127 Answers

Answer (127)

Best Answer
(218)
Il faut que tu fasse le théorème de Pythagore soit 
BC² = AB²+ AC²
BC²= 12²+104²
BC²=144+10816
 BC²=10960
BC=√10960
BC= 104.6900186≈ 105
Donc BC est égale à ≈105 cm
Answered on 28 Agustus 2025
(58)
AB=1demi BC=1demi x104=52
La longueur BC MESURE 52cm.
Answered on 28 Agustus 2025

Related Articles

comparati: 2 la puterea 39 si 3 la puterea 26

45 views 45 comments

la activitatea ziua pamantului elevii dintr-o scoala au plantat 125 de brazi ceea ce inseamna cu 35 mai mult decat numarul puietilor de stejar plantati Cati copaci sau plantat

160 views 182 comments

A wave is traveling down a string at 21 m/s. (a) What is the wave's amplitude? (b) What is the wave's wavelength? (c) What is the wave's frequency? (d) What is the wave's period?

160 views 181 comments

Soal nomor 1. Cermin cekung memiliki jari-jari 10 cm, sebuah benda diletakkan di depan cermin sejauh 12 cm, sebutkan sifat-sifat bayangan yang dihasilkan?

Soal nomor 2. Cermin cembung memiliki jari-jari 8 cm, sebuah benda diletakkan di depan cermin sejauh 3 cm, sebutkan sifat-sifat bayangan yang dihasilkan?

160 views 320 comments

reprezinta un gruo de oameni care traiesc intr.o localitate sau tara

68 views 68 comments

BUNA ZIUA,VREAU SA STIU SI EU CARE SUNT MULTIPLII LUI 2.12 MULTIPLII IMI TREBUIE.DE FAPT IMI TREBUIE 12 MULTIPLII PT NUMERELE;2,3,10,15,4,5,6,8.SA STITI CA IMI TREBUIE URGENT RASPUNSUL.VA MULTUMESC

160 views 198 comments

(√360+2√2•√405)•(√810-√20•√162

30 views 30 comments

enunt cu substantivul neiculita sa fie la vocativ va rog frumos !

65 views 65 comments

here is kate's letter to a new penfriend. Read it silently and fill inn the box for each sentence (traducerea)

110 views 110 comments

ce inseamna ..t.. in fizica?

28 views 28 comments

What is the 'error niki english cover' typically referring to?

62 views 62 comments

bonsoir j'ai un gros probleme pour l'exercice 45.
ecrire chaque expression sous la forme de fraction

a) le quotien de 9 par 5
b) le tiers de 8
c) six fois un cinquieme.

merci a vous

160 views 223 comments

Aflati latura unui patrat cu diagonala de 5radical din 2 cm

59 views 59 comments

Can I clean or empty the waste ink absorber instead of resetting or replacing it?

81 views 81 comments

bonjour pourriez vous le faire un résumé des caractéristiques de la lumière s'il vous plaît?​

94 views 94 comments