PLEASE HELP GIVING BRAINEST AWNSER AND ITS WORTH 85 points





Five new students join the Chess Club. The
club president schedules games so that each
of the new members plays a game against
each of the other new members. How many
games does the president schedule?
F 25
H 10
G 20
J 5

Answers

Answer 1

Answer:

H. 10

Step-by-step explanation:

We can write down all the games that can be played (I'm going to use a, b, c, d, and e to symbolize the players)

ab, ac, ad, ae, bc, bd, be, cd, ce, de

As you can see, there are 10 games that are going to be played.

Best of Luck!

Answer 2

Answer:

10 games

Step-by-step explanation:

There are 5 new members.

The first member plays the rest 4The second - 3 The third - 2The fourth - 1

Total number of games:

4 + 3 + 2 + 1 = 10

Related Questions

is 9.40 equal to 9.4

Answers

Answer:

no

Step-by-step explanation:

if it was 9.04 it would

its not equal because 9.40 is 10^2 but 9.4 is 10^1

whats [tex]\frac{9}{3}[/tex] + 2(6) + 5 ?

Answers

The answer should be 20!
ANSWER:
20

EXPLANATION:
9 divided by 3 is 3. 2 times 6 is 12. Add that and 5 together to get 20.

A _______ is a collection of values.

A. data summary
B. data volume
C. data summation
D. data set

pls help

Answers

A data summation is a collection of values.

on a number line to suppose point it has a coordinate of two and EG equals eight what are the possible coordinates of point G

Answers

Answer:

I don't understand please can you explain to me

By rationalizing the denominator of
[tex] \frac{ \sqrt{2} }{ \sqrt{5 + \sqrt{3} } } [/tex]
Salma got the answer as:

a)
[tex] \frac{ \sqrt{2} }{ \sqrt{5 - \sqrt{3} } } [/tex]
b)
[tex] \frac{ \sqrt{2( \sqrt{5 - \sqrt{3)} } } }{2} [/tex]
c)
[tex] \frac{ \sqrt{2( \sqrt{5 + \sqrt{3}) } } }{2} [/tex]
d)
[tex] \sqrt{5 - \sqrt{3} } [/tex]

Answers

Answer:

D

Step-by-step explanation:

PLS HELP WILL MAKE FIRST RIGHT ANSWER GETS BRAINLIEST ​

Answers

Answer:

23. The choose A.

24. The choose C. –6/5

[tex]m = \frac{y2 - y1}{x2 - x1} = \frac{2 - ( - 4)}{ - 4 - 1} = \frac{2 + 4}{ - 5} = \frac{6}{ - 5} [/tex]

25. The choose E .f(x)=4x

f(1)=4(1)=4

f(2)=4(2)=8

f(3)=4(3)=12

f(4)=4(4)=16

f(5)=4(5)=20

I hope I helped you^_^

What is 9/4 (5/6 - 11/15)

Answers

Answer:

9/40

Step-by-step explanation:

9/4 (5/6 - 11/15)

9/4 (1/10)

= 9/40

1. Identify each pair of angles as complimentary, supplementary, or neither.

Answers

Answer:

Neither

Step-by-step explanation:

One angle is 90

Another angle is  43

Complimentary angle: If sum of two angles is 90, then they are complimentary.

Supplementary angle: If sum of two angles is 180, then they are supplementary.

So, the  above mentioned are neither of these

600 miles/day into miles per hour

Answers

There are 24 hours in a day. So, you just need to divide 600 miles/ 24 hour.
the answer is 25step-by-step explanation 600 miles ÷ 24 miles Divided the speed value by 24...Hope U like my answer and my answer helped U...

Find all y-intercepts of the following function. Express your answer as a coordinate
point in simplest form.
X-4
F(x)=————————
X^2+5x-36

Answers

Step-by-step explanation:

to find y intercept, put x to be 0

hence,y int is -36

also, to find x int put y to be 0 and factorise the equation

hence, x are - 9 and 4

finally, the answer in a co ordinate are

(4,-36) , (-9,-36)

Calculate the length of segment AB on the graph below.
A. Square root of 5
B. Square root of 73
C. Square root of 65
D. Square root of 90

Answers

Answer:

D

Step-by-step explanation:

Substitute the co-ordinates if a and b in the distance formula and you will get the answer as sq root of 90 which is D

I needddddd heelllpppp pleaseeee

Answers

Answer:

3/2

Step-by-step explanation:

Csc(theta) = 1/Sin(theta)

So we have to find the side opposite theta.

a = 3*sqrt(5)

b = ?

c = 9

a^2 + b^2 = c^2

(3sqrt(5)) ^2 + b^2 = 9^2

9*5 + b^2 = 81

b^2 = 81 = 45

b^2 = 36

sqrt(b^2) = sqrt(36)

b = 6

Sin(theta) = 6/9

Csc(theta) = 1 / sin(theta) = 9/6

Csc(theta = 3/2

Problem 3

Answer:   3/2

=====================================================

Explanation:

Use the pythagorean theorem to find the length of the missing side.

[tex]a^2 + b^2 = c^2\\\\a^2 + (3\sqrt{5})^2 = 9^2\\\\a^2+3^2*(\sqrt{5})^2 = 9^2\\\\a^2 + 9(5) = 81\\\\a^2 + 45 = 81\\\\a^2 = 81-45\\\\a^2 = 36\\\\a = \sqrt{36}\\\\a = 6\\\\[/tex]

This is the length of the missing vertical side. This side is opposite the angle theta.

[tex]\csc = \text{cosecant}\\\\\csc(\theta) = \frac{\text{hypotenuse}}{\text{opposite}}\\\\\csc(\theta) = \frac{9}{6}\\\\\csc(\theta) = \frac{3*3}{3*2}\\\\\csc(\theta) = \frac{3}{2}\\\\[/tex]

Alternatively, you can compute it like this

[tex]\sin(\theta) = \frac{\text{opposite}}{\text{hypotenuse}}\\\\\sin(\theta) = \frac{6}{9}\\\\\sin(\theta) = \frac{2}{3}\\\\\csc(\theta) = \frac{1}{\sin(\theta)}\\\\\csc(\theta) = 1 \div \sin(\theta)\\\\\csc(\theta) = 1 \div \frac{2}{3}\\\\\csc(\theta) = \frac{3}{2}\\\\[/tex]

Kai took a trip from Stratford to Paris in 2013, and needed to exchange 500 British
pounds for euros. The exchange rate was 1 pound to 1.23 euros. How many euros did Kai
receive in this exchange?

Answers

Answer:

500pounds×1.23euros

=615euros

a) Draw the graph of y = 4x - 1
on the grid.
In
40
8
b) Use the graph to estimate the
value of x when y = 1
6
Straight Line Graphs
View One Minute Version
Overview

Answers

Answer:

a) linked a screenshot of the graph.

b) when y=1 x=.5

Step-by-step explanation:

4 is the slope, which makes the graph angle different. Starting at the origin (0,0) if you go over 1 and up 4 that is how you can draw the slope on a graph.

-1 makes the line go to the right 1 time so instead of the graph being on the origin (0,0) it will be placed on the coordinate points of (1,0)

To find the x value. Find 1 on the y-axis of the line graph. Go to the right to find where the line intersects. After you find that go straight down to find the x-value (0.5)

Solving equations involving vertical angles

Given the figure below, find the values of x and z.

Answers

Answer:

[tex]x=5\\z=94[/tex]

Step-by-step explanation:

As they are vertical angles

∴[tex]7x+51=86\\=>7x=35\\x=5[/tex]

And,

∴[tex]86+86+z+z=360\\=>2z=188\\z=94[/tex]

I have added an image for your further observation

Hope you have understood this.....      

ask me if you have any confusion.....      

if you liked it pls mark it as the brainliest

b can you help me ...​

Answers

Answer: a is an element of set A. But p is not an element of set A.

Explanation:

what is 98 divided by 5

Answers

Answer:

19.6

Step-by-step explanation:

the answer to the question is 19.6

Answer:

19.6

Step-by-step explanation:

We have to do long devision:

5 goes into 9 how many times? Once. So our first number will be one.

9 - 5(1) = 4

Bring the 4 down. Then bring the 8 from 98 down.

5 goes into 48 how many times? Nine times. So our second number will be nine.

48 - 5(9) = 3

Bring the 3 down. Since there is no numbers left from 98, add a decimal and then a zero to make the number 98.0.

5 goes into 30 how many times? Six times. So our third number will be six. Don't forget to add the decimal before the six!

30 - 5(6) = 0

What is 7 divided by 329

Answers

Answer:

47

Step-by-step explanation:

Do long division.

7 goes into 32, 4 times.

32 - 28= 4

7 goes into 49, 7 times.

Therefore 47 is correct.

1. which numbers below are best classified as Rational nombers? Select all that apply.
.032
20/4
-2
-2/3
99/2​

Answers

Answer:

All are rational numbers.

Step-by-step explanation:

1)0.032 is rational because it is terminating number.A terminating number is always rational.

2)20/4=5. It is also a rational number becasue 5 is natural/whole number.They are also rational.

3)-2 is an integer and also falls in rational numbers.

4)-2/3=-0.666.....

It is a non-terminating and recurring number.This category also falls in rational.

5)99/2=49.5

It is also a terminating number it is a rational number.

Note: all above numbers can be written in p/q form.

[solve each equation for the indicated variable]
2A=πr2 for π

Answers

Answer:

π = 2A/ r²

Step-by-step explanation:

[tex]\pi = \frac{2a}{ {r}^{2} } [/tex]

i did the first part already but i dont get the second one

Answers

Answer:

c = 275n

Step-by-step explanation:

It's saying what is the rule, which would be 275 dollars per arce. Now, put that into an equation: c = 275n

Write -5i, 2, and 7 in the simplest polynomial function given the roots

Answers

Answer:

x^4-9x^3+39x^2-225x+350

Step-by-step explanation:

The simplest polynomial you can get with that roots are (x-5i)(x+5i)(x-2)(x-7)=x^4-9x^3+39x^2-225x+350

Can someone help me with this??

Carlos and Pamela are going on a road trip. They are driving a total of 650 miles in three days to reach the destination. They took it easy the first day. On the second day, they drove twice as many miles as the first day. On the third day, they drove 50 miles more than the second day. How many miles did they drive each day?​

Answers

Answer:

Carlos and Pamela drove 120 miles on the first day, 240 miles on the second day, and 290 miles on the third day.

Step-by-step explanation:

Let x be the number of miles driven on the first day.

Then they drove twice as many miles, or 2x on the second day

and 50 miles more than the second day's, so 2x + 50

The total is 650 across all three days, so we'll take the sum.

x + 2x + (2x + 50) = 650

Combine like terms on the left

5x + 50 = 650

Subtract 50 on both sides

5x = 600

Divide by 5 on both sides

x = 120

Check work:

120 + 2(120) + 2(120) + 50 = 650

120 + 240 + 240 + 50 = 650

600 + 50 = 650

650 = 650

So they drove 120 miles on the first day

2*120 = 240 miles on the second day

and 2*120 + 50 = 240 + 50 = 290 miles on the third day

12,548 rounded to the nearest thousand and 4,685 rounded to the nearest thousand​

Answers

Answer:

12,548 rounded to the nearest thousand is 13,000 and 4,685 rounded to the nearest thousand is 5,000

Step-by-step explanation:

Answer:

13,000 and 5,000

Step-by-step explanation:

This diagram was created by starting with points A and
B and using only straightedge and compass to construct
the rest. All steps of the construction are visible.
Describe precisely the straightedge and compass moves
required to construct the line CD in this diagram.

Answers

The drawing instruments required for a construction, is dependent on the type of construction performed

The straightedge and the compass moves required to construct the line CD in the diagram are;

Move 1: Place the compass at point A and draw circle A with center at A and radius ABMove 2: Place the compass at any point of the circumference of circle A and label the point, at point B. Draw a second circle with the same radius AB and center at point B with the compassMove 3: Label the point the two circles intersect as points C and DMove 4: Place the straightedge at points C and D and construct the straight line CD

Learn more about technical drawing here:

https://brainly.com/question/157137

Answer:

Move 1: Place the compass at point A and draw circle A with center at A and radius AB

Move 2: Place the compass at any point of the circumference of circle A and label the point, at point B. Draw a second circle with the same radius AB and center at point B with the compass

Move 3: Label the point the two circles intersect as points C and D

Move 4: Place the straightedge at points C and D and construct the straight line CD

Step-by-step explanation:

Write as an expression. The quantity 10 less than x, divided by 4

Answers

Answer:

[tex]\frac{x-10}{4}[/tex]

Step-by-step explanation:

When it says less then that means 10 is less than x. You can write divided by 4 either by putting it as a fraction or by using the division sign as "x-10 / 4."

The quantity 10 less than x, divided by 4 is mathematically given as (10 - x) / 4.

What is Algebra?

The analysis of mathematical representations is algebra, and the handling of those symbols is logic.

It simply implies subtracting something from an entity, group, location, etc. Subtracting from a collection or a list of ways is known as subtraction.

Division means the separation of something into different parts, sharing of something among different people, places, etc.

If the quantity 10 is less than x, then the expression will be

⇒ 10 - x

Then the quantity 10 less than x and divided by 4, then the expression will be

⇒ (10 - x) / 4

The quantity 10 less than x, divided by 4 is mathematically given as (10 - x) / 4.

More about the Algebra link is given below.

https://brainly.com/question/953809

#SPJ2

Ivan sold 37 boxes of oranges on Friday and 33 boxes on Saturday during a citrus sale. there were 10 oranges in each box. how many oranges did he sell in all?

Answers

Answer:

He sold 700 oranges

Step-by-step explanation:

37x10=370

33x10=330

370+330=700

please help with these 5 math questions for 25 points!

Answers

Answer:

1)C 2)A  3)D

Step-by-step explanation:

the heights of five basketball players are 184 cm, 190 cm, 198 cm, and 202 cm. what is the average height of the five players?

Answers

Answer:

93.5

Step-by-step explanation:

Also you only wrote down four numbers not 5 so I calculated it using those four numbers

Answer: 193.5

Step-by-step explanation:

184 + 190 + 198 + 202 = 774

first we add all the numbers together

774/4 = 193.5

then we divide the numbers by the amount of things we have in this case we have four players (last basketball player height not given) so we divide that by our added number and get 193.5cm

C^-24 times c^9 times c^-87 answer using positive exponents

Answers

Answer:

1/c^102

Step-by-step explanation:

C^-24 * c^9 * c^-87

When we multiply exponents with the same base, we add the exponents

c^(-24+9+-87)

c^(-102)

We know that a^-b = 1/a^b

1/c^102

Answer:

Step-by-step explanation:

[tex]a^{m} *a^{n} = a^{m+n}\\\\\ a^{-m}=\dfrac{1}{a^{m}}\\\\\\c^{-24}*c^{9}*c^{-87}=c^{-24+9-87}\\\\=c^{-102}\\\\=\dfrac{1}{c^{102}}[/tex]

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