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Ira Lisetskai [31]
3 years ago
12

HELP ASAP WILL GIVE BRAINLY

Mathematics
1 answer:
Mila [183]3 years ago
8 0

Answer:

1 and 2 are not polyhedrons, as a circle has infinite sides

1. cone, 1 vertex

2. sphere, nothing

3. pentagonal prism?

wait but can't every face be a base???

anyway 7 faces, 10 vertices

4. triangular prism

5 faces, 6 vertices

Step-by-step explanation:

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liubo4ka [24]

Answer:

22 units

Step-by-step explanation:

11 - (-11) = 22

8 0
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The cost of an item is 100% of its price what number place of? In the addition problem
yKpoI14uk [10]
I need the answer too. My brother needs it.

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creativ13 [48]
Most graphing calculators will do weighted averages pretty easily. It is mostly a matter of data entry.

mx = -2
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3 years ago
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REY [17]

Answer:

D. 2

Step-by-step explanation:

M(0,2b)

N(2a,0)

Then the midpoint P coordinates are

P\left(\dfrac{2a+0}{2},\dfrac{0+2b}{2}\right)\Rightarrow P(a,b)

Use distance formula to find OP and MN:

OP=\sqrt{(a-0)^2+(b-0)^2}=\sqrt{a^2+b^2}\\ \\MN=\sqrt{(2a-0)^2+(2b-0)^2}=\sqrt{4a^2+4b^2}=2\sqrt{a^2+b^2}

So,

MN=2OP

or

OP=1/2 MN

Click to let others know, how helpful is it

7 0
3 years ago
What is the answer to the answer to the problem 1 plus 1 need help thank you in advance.
Mama L [17]

Answer:

1+1=2

I don't know why you would ask that lol


8 0
4 years ago
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