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lana [24]
2 years ago
10

I NEEED HELPPPPP PLEASEEEE UM BEGGING SOMEONE PLEASEEEEEEEEEEEE​

Mathematics
2 answers:
zloy xaker [14]2 years ago
5 0

Answer:

p = 28.56

Step-by-step explanation:

Circumference of circle

c = 2πr

Since this is a semicircle the perimeter is half the circumference

p = πr

p = 3.14 * 4

p = 12.56

---------------------------

Triangle

the outer perineter is just the two outer sides

p = 6 + 10

p = 16

-------------------------

total outer perimeter

p = 12.56 + 16

p = 28.56

yKpoI14uk [10]2 years ago
3 0

Answer:

yan po

Step-by-step explanation:

hope it help

brainliest pls

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Karan needs to choose between two gym plans. He can either pay a $150 joining fee and a $10 monthly fee, or he can pay a $50 joi
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4 0
3 years ago
How is it looking for and what are the steps
jok3333 [9.3K]
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1. It takes 45 minutes for two people to clean six identical rooms. How
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Solve the following system of equations by the substitution method.
ruslelena [56]
5x = y + 6 (I)
2x - 3y = 4 (II)
-------------------
We have:
5x = y + 6 → x =  \frac{y+6}{5}

Soon:
2x - 3y = 4 → 2* (\frac{y+6}{5}) - 3y = 4\to \frac{2y+12}{5} - 3y = 4
<span>least common multiple (5)
</span>\frac{2y+12}{5} - 3y = 4\to \frac{2y+12}{\diagup\!\!\!\!\!5} - \frac{15y}{\diagup\!\!\!\!\!5} = \frac{20}{\diagup\!\!\!\!\!5}
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\boxed{\boxed{y = - \frac{8}{13} }}\end{array}}\qquad\quad\checkmark


4 0
3 years ago
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