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OLEGan [10]
3 years ago
13

1) Avec une ficelle de longueur 18 cm, on fabrique un rectangle ABCD.

Mathematics
1 answer:
Zepler [3.9K]3 years ago
3 0

Pour le tableau de l’exercice 2 moi j’ai mis :

10. 7/2. V3

19. 25/2. V3 + 9

38. 25. 2V3 + 18

38. 25. 2V3 + 18

b) avec ce programme on calcul le perimetre d’un rectangle selon les valeures que x peut prendre

( apres j’ai pas trouver , ta trouver des choses toi depuis ? Prck j’ai le meme dm a faire et je galere ! )

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Matt gets paid at home for doing extra chores. Last week, he did 6 loads of laundry and 1
emmasim [6.3K]

Matt earns $4 and $3 for 1 load of laundry and 1 load of dishes respectively

<u>Solution:</u>

Given, Matt gets paid at home for doing extra chores.

We have to find How much does Matt earn for completing each type of chore?

Let the amount for 1 load of laundry be m and amount for 1 load of dish be n.

Now, last week, he did 6 loads of laundry and 1 load of dishes, and his parents paid him $27.

Then, 6 \times amount for 1 load of laundry + 1 \times amount for 1 load of dish = 27

\rightarrow 6 \mathrm{m}+\mathrm{n}=27 \rightarrow(1)

The week before, he finished 1 load of laundry and 9 loads of dishes, earning a total of $31

Then, 1 \times amount for 1 load of laundry + 9 \times amount for 1 load of laundry = 31  ⇒m + 9n = 31 ⇒ (2)

Now let us solve equations (1) and (2)

0 – 53n = - 159

-53n  = -159  

53n = 159

n = 3

Now, substitute n value in (1) ⇒ 6m + 3 = 27 ⇒ 6m = 24 ⇒ m = 4

Hence, matt earns $4 and $3 for 1 load of laundry and 1 load of dishes respectively.

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4 years ago
What do we know about the interior angles of a triangle?
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all interior angles in a triangle all add up to 180°

7 0
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Si un número es múltiplo de 3, también es de 9? Expliquen por favor.
klio [65]
Si un número es múltiple de 3 también es de 9? El problema van así 27
4 0
3 years ago
The Hayes family is selecting a furniture set. A furniture set has a bed, a desk and a dresser. There are 3 beds, 3 desks, and 1
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Answer:

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Step-by-step explanation:

9 furniture sets.

Hope this helps ;D

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3 years ago
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