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Artyom0805 [142]
3 years ago
8

Math problem time lol

Mathematics
2 answers:
Margaret [11]3 years ago
4 0
Circumference of a circle = 2(3.14)r
The radius is 10
So 2 x 3.14 x 10 =62.83
Digiron [165]3 years ago
3 0
The answer is 62.8
Use the formula C=(3.14)d
C=(3.14)(20)
C= 62.8
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2 members of the 5-member math study group will present their project to the class. How many combinations of 2 members are possi
klio [65]

Answer:

2

Step-by-step explanation:

(,)=?

(,)=(5,2)

=5!(2!(5−2)!)

=5!2!×3!

= 10

4 0
3 years ago
The ratio of the measures of the sides of a triangle is 9:15:5. If the perimeter of the triangle is 130 feet, find the measures
Alex Ar [27]
5x + 9x +15x = 130
29x = 130
x = <span> <span> <span> 4.4827586207 </span> </span> </span>
So the triangle sides =
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<span> <span> <span> 40.3448275862 </span> </span> </span>
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5 0
3 years ago
A pole that is
nevsk [136]
Use proportions: 
height/shadow
2.6/1.24 = x/38.25
Cross multiply
1.24x=99.45
x = 80.2016129
5 0
3 years ago
I don’t know how to solve it can someone help me?
bearhunter [10]

Answer:

Step-by-step explanation:

Because the arcs HI and GJ are the same, that means that the segments HI and GJ are also the same. Therefore,

c + 20 = 2c and

20 = c

6 0
2 years ago
Henry wants to join a book-of-the-month club. The first club costs $40 to join and $10 per book. The second club costs $15 per b
arsen [322]

Answer:

Step-by-step explanation:

For club 1 - 2 book

For club 2 - 4 books

Club 1 has a $40 fee + 2 books = $60 in total

Club 2 has a $0 fee + 4 book = $60 in total

I'm pretty sure I'm right

4 0
3 years ago
Read 2 more answers
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