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pentagon [3]
3 years ago
15

Bonjour, vous pouvez m'aider pour mon devoir de maths Quelle la valeur exacte de la longueur d'un cercle de rayon 7 m

Mathematics
1 answer:
strojnjashka [21]3 years ago
3 0

Answer:

english?

Step-by-step explanation:

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8 1/2 + 7 2/3 = Write the answer as a mixed number.
Digiron [165]

let's firstly convert the mixed fractions to improper fractions, and then add them up.

\bf \stackrel{mixed}{8\frac{1}{2}}\implies \cfrac{8\cdot 2+1}{2}\implies \stackrel{improper}{\cfrac{17}{2}}~\hfill \stackrel{mixed}{7\frac{2}{3}}\implies \cfrac{7\cdot 3+2}{3}\implies \stackrel{improper}{\cfrac{23}{3}} \\\\[-0.35em] ~\dotfill\\\\ \cfrac{17}{2}+\cfrac{23}{3}\implies \stackrel{\textit{using the LCD of 6}}{\cfrac{(3)17~~+~~(2)23}{6}}\implies \cfrac{51+46}{6}\implies \cfrac{97}{6}\implies 16\frac{1}{6}

7 0
3 years ago
Solve the compound inequality 9x = -27 or 4x > 36.
kvasek [131]

Answer:

-3,9

Step-by-step explanation:

9x = -27

x= -27/9

x=-3

4x>36

x> 36/4

x > 9

4 0
3 years ago
Thanks for the help!
labwork [276]

Answer:

Step-by-step explanation:

Mn

3 0
3 years ago
Is line de parallel to line bc, explain/ show how you know:
coldgirl [10]
Yes, it is shown horizontal for both lines and they will never touch, therefore parallel.
5 0
3 years ago
Read 2 more answers
Help me please ,this is my school work and i need help .
Jet001 [13]

Answer:

2-5f ≤ 52, so -5f ≤ 50

f≥-10, because we flip the sign when multiplying or dividing by a neg number for inequalities.

Draw a closed circle on -10 and in the direction all the way towards the right arrow.

4 0
2 years ago
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