10 people in a room each person shakes hands with every other person in the room exactly once how many handshakes will there be

Answers

Answer 1
There will be 100 hand shakes because you would do 10x10 which is 100
Answer 2

Answer:

50

Step-by-step explanation:

Since it is every other person the answer upon me is 50


Related Questions

There is a bag filled with 4 blue and 5 red marbles.
A marble is taken at random from the bag, the colour is noted and then it is replaced.
Another marble is taken at random.
What is the probability of getting 2 blues?

Answers

Answer:

17/55 if simplified otherwise 34/110

Step-by-step explanation:

Answer:

16/81

Step-by-step explanation:

this is the answer that came up on hegarty

What is the residual of a customer with a height of 155 cm who rents a bike with a 51 cm frame?

cm

Answers

Answer:

Step-by-step explanation:

What is the residual of a customer with a height of 155 cm who rents a bike with a 51 cm frame?

cm

Answer:

Step-by-step explanation:

-1

find the value of x
9−5x=−8

Answers

Answer:

x= [tex]3\frac{2}{5}[/tex] or x=3.4

can you pls help!!!!??!?!?!,!

Answers

What angle do u need to know?

At Sunrise Donuts you can buy 6 donuts and 2 kolaches for $8.84. One kolache and 4 donuts would cost $5.36. What is the price for one donut at Sunrise Donuts?​

Answers

Answer:

1.34

Step-by-step explanation:

which is greater 3.2×10¹⁰ or 4×10¹²​

Answers

4x10 to the power of 12
4 x 10^12 is greater .

(lg 5)²+(lg 2)(lg 50)
need solution....​

Answers

-125g ^2 that’s what I got solving for it

Can someone please help me with this math problem please:):)

Answers

Answer:

4800cm²

Step-by-step explanation:

20x30x8=4800

4,800 cm just multiply each side and that’s ur answer

What is 95% as a whole number

Answers

Answer:

95

Step-by-step explanation:

Answer:

95% of what? this question is incomplete.

Which measurement is closest to the area of the circle in square feet?

Answers

Answer:

314

Step-by-step explanation:

search "what is the area of a circle if the radius is 10"

Denise bought 12 slices of cheese at he deli. The total weight of cheese she bought was 1/4 pound What is the weight of each slice of cheese?

Answers

1/3 ounce - 1/4 pound is 4 ounces and then you just divide by 12, resulting in .3333333333 or in other words, 1/3

Justin drinks 1 litter of water.He drank 2,000 litters at his game.How many during his game and his practice?Explain.

Answers

The question is incomplete. The complete question is :

Justin drinks 1 litter of water during the soccer practice. He drank 2,000 milliliters of water at his game. How many liters of water did he drink during his game and his practice? Explain.

Solution :

It is given that :

During practice, Justine drank = 1 liter of water

During game, Justine drank = 2000 milliliters of water

We know that,

1 liter = 1000 mL

Therefore, during the game, Justine drank :

1000 mL = 1 liter

∴ 2000 mL = 2 liter

So Justine drank 2 liters of water during his soccer game and 1 liter of water during his practice.

Help please I need it

Answers

Answer:

okk

Step-by-step explanation:

Answer:

11.401754251

Step-by-step explanation:

I used the Pythagorean theorem to solve. 9 * 9 + 7 * 7 = 130 and the square unit of 130 is 11.401754251 but you should be fine by putting 11.4.

sorry if I'm wrong:(

Look at pic below will give brainly (also putting a link is doing you no good and you not ever getting brainly) thank you!

Answers

Answer:

V = 1428 in

Step-by-step explanation:

To find the volume of a rectangular prism, multiply its 3 dimensions: length x width x height. The volume is expressed in cubic units.

so:

16*8.5*10.5

Answer:

786.5

Step-by-step explanation:

16 x 10.5 = 168 x 2 = 336. 16 x 8.5 = 136 x 2 = 272. 8.5 x 10.5 = 89.25 x 2 = 178.5. 336 + 272 + 178.5 = 786.5

give at least 2 objects that have the shape of triangle.

give at least 3 objects that have the shape of quadrilateral.​

Answers

Answer:

Triangle:

- triangle-sticky notes yung triangle shape

- toblerone candy

Quadrilateral:

-quadrilateral-book

-box

-frame

Step-by-step explanation:

hope it helps u and may I get brainliest

Answer:

Sandwich.

A Slice of Pizza.

Road sign.

An Arrow.

Triangular Ruler.

Zelda Triforce Symbol.

Triangular Ruler.

Step-by-step explanation:

Can someone plz help me with this one problem!!!

Answers

Answer:

Add all the given side lengths:

1 + 16 + 16 + 4 = 37!

CAN ANYONE PLEASE HELP THANKS

Answers

Answer:

[tex] n = \sqrt[3]{78} [/tex]

Step-by-step explanation:

[tex] - 10 - {n}^{3} = - 88 \\ \\ - {n}^{3} = - 88 + 10 \\ \\ - {n}^{3} = - 78 \\ \\ {n}^{3} = 78 \\ \\ n = \sqrt[3]{78} [/tex]

Please help.
Show work

Answers

Answer:

6 or A

Step-by-step explanation:

Let's say n is equal to f(x). So "n is equal to g(x) and g(x) is equal to 3c + f(x) - 15 so when

n = 9 and c = 4 when I substitute I get 3(4) + (9) - 15 = 12 + 9 -15 = 21 - 15 = 6

Need math helps plzzzz no links or imma report u 20 points plzzz helps

Answers

Answer:

the answer is (c)

Step-by-step explanation:

-(-1)-13= 1-13=-12

Answer:

-1

Step-by-step explanation:

You need to take -13 behind the = sign and it will become +13. Now -12+13=-1. Again it is -x because of which 1 will be divided by - and the answer will be -1

The 819 runners in a race are divided into 6 different groups as equally as possible. How many extra runners are in the last group

Answers

Answer:

3 runners will be in the last group

Step-by-step explanation:

So first you need to divide the 819 runners into 6 different groups. Once you do this... you get a total of 136. So there are 136 runners in each of the 6 groups. However, once you get to the end of the division problem, there is a remainder of 3. These three stand for the last 3 runners. Giving you your answer.

I hope this helps you!!!

Maleah turned on the water in the kitchen. For every 1 3/4 minute, 1 2/3 gallons of water went into the sink. How many gallons of water filled the sink per minute?

Answers

Answer: 20/21 gallons

Step-by-step explanation:

From the question given, we are informed that Maleah turned on the water in the kitchen and that for every 1 3/4 minute, 1 2/3 gallons of water went into the sink.

The number of gallons of water that filled the sink per minute will then be calculated as:

= Amount of gallons of water that went into sink / Number of minutes used

= 1 2/3 ÷ 1 3/4

= 5/3 ÷ 7/4

= 5/3 × 4/7

= 20/21

Therefore, 20/21 gallons of water filled the sink per minute

What are the coordinates of the point on the directed line segment from (−1,−8) to (5,−2) that partitions the segment into a ratio of 1 to 2?
I need help quick

Answers

Answer:

There are two possible options: [tex]P(x,y) = (1, -6)[/tex] or [tex]P(x,y) = (3, -4)[/tex].

Step-by-step explanation:

There are two possible options depending on what the point of origin is. Vectorially speaking, we can determine the coordinates of the point that partitions the segment is described below:

[tex]P(x,y) = A(x,y) + r\cdot [B(x,y) - A(x,y)][/tex] (1)

Where:

[tex]A(x,y)[/tex] -  Point of origin.

[tex]B(x,y)[/tex] - Point of destination.

[tex]r[/tex] - Partition factor.

Option 1: [tex]A(x,y) = (-1, -8)[/tex], [tex]B(x,y) = (5, -2)[/tex], [tex]r = \frac{1}{3}[/tex]

[tex]P(x,y) = (-1, - 8) + \frac{1}{3}\cdot [(5,-2)-(-1,-8)][/tex]

[tex]P(x,y) = (-1, -8) + \frac{1}{3}\cdot (6,6)[/tex]

[tex]P(x,y) = (-1,-8) + (2,2)[/tex]

[tex]P(x,y) = (1, -6)[/tex]

Option 2: [tex]A(x,y) = (5,-2)[/tex], [tex]B(x,y) = (-1,-8)[/tex], [tex]r = \frac{1}{3}[/tex]

[tex]P(x,y) = (5,-2) + \frac{1}{3}\cdot [(-1,-8)-(5,-2)][/tex]

[tex]P(x,y) = (5,-2) +\frac{1}{3}\cdot (-6,-6)[/tex]

[tex]P(x,y) = (5,-2) +(-2,-2)[/tex]

[tex]P(x,y) = (3, -4)[/tex]

There are two possible options: [tex]P(x,y) = (1, -6)[/tex] or [tex]P(x,y) = (3, -4)[/tex].

A hexagonal aquarium needs to hold 10 gallons of water and be 24 inches tall. What should be the area of the hexagon?

Answers

Answer:

240

Step-by-step explanation:

Please someone help please

Answers

Answer:

subtract

Step-by-step explanation:

Answer:

Its just to subtract and thats all.

Help pls and no links

Answers

We know a or b != 0

but a-b==0 so both are the same unknown number

b/a must = 1

so

a/b is equivalent to b/a as a/b=1 as well.

So the last answer choice.

Please help link= report I’ll give you brainiest if correct worth 7 points

Answers

Answer:

D is the answer.

Step-by-step explanation:

D is basically telling us the y intercept.

A is wrong because the report is about Joyce classmates, not just herself.

B is weo g because it shows the x intercept not y intercept.

C is wrong because her amount of times is undefinable.

What is the most accurate definition for FACTORS?

Answers

Answer:

A number that can go into another number without a remainder.

Step-by-step explanation:

Answer:

actor definition, one of the elements contributing to a particular result or situation: Poverty is only one of the factors in crime.

Sophia babysits for $15 per hour. She mows lawns for $12 per hour.
This weekend, Sophia babysits 4 more hours than she mows lawns.
She earns a total of $195. Write a system of equations that can be used
to find how many hours she worked at each job.
Let b be hours babysitting. Let m be hours mowing.
b=m+ 4
hours worked
15b + 12m = 195 total money earned (please help me with both parts)

Answers

Answer:

0

Step-by-step explanation:

How do you break apart the factor 627 using place value?

Answers

Answer:

6 hundreds

2 tens

7 ones

Step-by-step explanation:

Un albañil construye una casa en 5 días si debe construir 3 casas cuántos días se demorará

Evaluate. 5! - 4! = [1]

Please help I can’t solve this thank you for the help :)

Answers

Answer:

96

Step-by-step explanation:

5! = 1*2*3*4*54! = 1*2*3*4

5! - 4! = 5*4! - 4! = (5 - 1)*2*3*4 = 4*24 = 96
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