Is -8 a rational number

Answers

Answer 1

Answer:

yes

Step-by-step explanation:

Answer 2

Answer:

yea

Step-by-step explanation:

because it is


Related Questions

i need help im going to post later a 3 more times 10 points

Answers

Answer:

X=9  Y= 3

Step-by-step explanation:

Answer:

hi

Step-by-step explanation:

Base 72; percentage 12

Answers

Answer:

16.67

Step-by-step explanation:

12 is what percent of 72? = 16.67

Answer:

exactly. 16.67

is the answer its process is simple suppose x

jason built a rectangular tool shed that is 8 meters wide and has an area of 96 square meters. what is the length of jasons tool shed?

Answers

Answer:

12 meters

Step-by-step explanation:

Area = length × width.  If we divided 96 (area) by 8 (width) we should get the length. 98 ÷  8 = 12.

Solve the equation using the multiplicative property of equality and the reciprocal. -2(a-5)=-1/2)10. (-1/2)(-2)(q-5)=(-1/2)10. q-5=-5.
q=

Answers

Answer:0

Step-by-step explanation:

took the test

Answer: 0

Step-by-step explanation:

yw

Write the equation of the line that passes through the point (5, -6.5) and is perpendicular to the following equation:
y = 2 x + 5

Answers

Explanation:
first find the slope m of the line passing through the

the 2 given points
to calculate the slope m use the
gradient formula

x
m
=
y
2

y
1
x
2

x
1
let
(
x
1
,
y
1
)
=
(
1
,
3
)
and
(
x
2
,
y
2
)
=
(

5
,
6
)
m
=
6

3

5

1
=
3

6
=

1
2
given a line with slope m then the slope of a line

perpendicular to it is

x
m
perpendicular
=

1
m
hence
m
perpendicular
=

1

1
2
=
2
the equation of a line in
slope-intercept form
is.

x
y
=
m
x
+
b
where m is the slope and b the y-intercept
here
m
=
2
y
=
2
x
+
b

is the partial equation
to find b substitute
(

2
,
7
)
into the partial equation
7
=

4
+
b

b
=
7
+
4
=
11
y
=
2
x
+
11

is the required equation


Are these triangles similar?

Answers

pretty sure its no, the number on the outside arent the same meaning both areas wont add up.

Help me pls I need it now pls

Answers

Answer:

D

Hopes this helps

Answer: The answer is ( A )

Step-by-step explanation:

Because I think that they add by 1.50 w

What is the approximate volume of the cylinder?Use 3.14 for Pie
A)904.32cm_3
B)226.08cm_3
C)301.44cm_3
D)150.72cm_3

Answers

Answer:

The volume of cylinder: r squared times pi times height= 1.2 times 1.2 times pi times 20 = 1.44 times pi times 20 which is around 90.48 meters squared. Volume of water: r squared times pi times height = 1.2 times 1.2 times pi times 1 = 1.44 times pi which is around 4.52 meters squared.

The volume of the cylinder is 904.32 cubic cm if the radius is 6 cm and height of the cylinder is 8 cm option (A) is correct.

What is a cylinder?

In geometry, it is defined as the three-dimensional shape having two circular shapes at a distance called the height of the cylinder.

We know the volume of the cylinder is given by:

[tex]\rm V = \pi r^2 h[/tex]

Here r = 6 cm

h = 8 cm

π = 3.14

The volume of the cylinder:

[tex]\rm V = 3.14 \times(6)^2 \times 8[/tex]

V = 904.32 cubic cm

Thus, the volume of the cylinder is 904.32 cubic cm if the radius is 6 cm and height of the cylinder is 8 cm option (A) is correct.

Learn more about the cylinder here:

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The formula for the volume of a sphere is given below and the relationship between the radius r and the diameter d is r=d/2. Find the EXACT volume of the sphere in terms of the diameter d. Be sure to fully simplify the expression

Answers

Answer:

for the volume of the sphere its answer is 4πr³/3 which when converted to diameter will be 2(4πr³/3) as r=diameter/2 so diameter =2r

Answer:

4πr³/3

Step-by-step explanation:

When converted to diameter will be 2(4πr³/3) as r=diameter/2 so diameter =2r

Please help me with my homework!

Alexis says she is thinking about a number whose absolute value is 19. What are the possible numbers she could be thinking of? Mark them on the number line.

Answers

Answer:

-19 and 19

Step-by-step explanation:

The only values that have an absolute value of 19 are -19 and 19.

fine the slope of the table below

Answers

I think the answer is b -3.

Thank me by clicking on the ❤️. Thanks!

17. Find the missing angle(s).
soto
\b
Omg pls hurry I need help

Answers

Answer:

B = 50 & C = 130

Step-by-step explanation:

I really don't know how to explain but 180 - 50 = 130 for C and 50 is the measurement for B

Change the word statement to an equation.
Use x as the variable.
The sum of two-thirds a number and 19 is 93.

Answers

Answer:

x 2 +19=93

3

hope it helps..

Mariam is going to see a movie and is taking her 3 kids. Each movie ticket costs $12 and there are an assortment of snacks available to purchase for $3 each. How much total money would Mariam have to pay for her family if she were to buy 6 snacks for everybody to share? How much would Mariam have to pay if she bought xx snacks for everybody to share?

Answers

Answer:

3 times 6 = 18 + (3 times 12)

then for x its 3x + 18

1. Professor Cramer determines a final grade based on attendance, two papers, three major tests, and a final exam. Each of these activities has a total of 100 possible points. However, the activities carry different weights. Attendance is worth 3%, each paper is worth 6%, each test is worth 19%, and the final is worth 28%.

(a) What is the average for a student with 81 on attendance, 62 on the first paper, 86 on the second paper, 78 on test 1, 68 on test 2, 68 on test 3, and 87 on the final exam? (Round your answer to one decimal place.)

(b) Compute the average for a student with the above scores on the papers, tests, and final exam, but with a score of only 17 on attendance. (Round your answer to one decimal place.

Answers

Answer:

Ur final grade will go down if you are looking for answers buddy! :)

Step-by-step explanation:

a) The average for a student with the given scores is 76.3 (rounded to one decimal place).

b) The average for a student with the given scores, but with a score of only 17 on attendance, is 74.4 (rounded to one decimal place).

Here, we have,

To calculate the average for the given scores, taking into account the different weights of each component, we can use the following steps:

(a) Average with the given scores:

To calculate the average with the given scores, we multiply each score by its respective weight, then sum up the results.

Here's the calculation:

Average = (Attendance * 0.03) + (First Paper * 0.06) + (Second Paper * 0.06) + (Test 1 * 0.19) + (Test 2 * 0.19) + (Test 3 * 0.19) + (Final Exam * 0.28)

Substituting the given scores:

Average = (81 * 0.03) + (62 * 0.06) + (86 * 0.06) + (78 * 0.19) + (68 * 0.19) + (68 * 0.19) + (87 * 0.28)

Average = 2.43 + 3.72 + 5.16 + 14.82 + 12.92 + 12.92 + 24.36

Average = 76.33

Therefore, the average for a student with the given scores is 76.3 (rounded to one decimal place).

(b) Average with a score of 17 on attendance:

Using the same calculation method as above, substituting the attendance score:

Average = (17 * 0.03) + (62 * 0.06) + (86 * 0.06) + (78 * 0.19) + (68 * 0.19) + (68 * 0.19) + (87 * 0.28)

Average = 0.51 + 3.72 + 5.16 + 14.82 + 12.92 + 12.92 + 24.36

Average = 74.41

Therefore, the average for a student with the given scores, but with a score of only 17 on attendance, is 74.4 (rounded to one decimal place).

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At the same time of day, a tree and a flagpole cast shadows as shown below.
How tall is the tree?

Answers

Answer:

16 feet

Step-by-step explanation:

Height of tree = [tex]\frac{20}{15}[/tex] × 12ft

                       = 16ft

7g2 + 3g − 2, 8g2 − 2g − 3

Answers

7g2+3g-2 is 17g-2

8g2-2g-3 is 14g-3

Duncan and his family are season ticket holders for their favorite baseball team. Last year, the cost of season tickets was $2,730. This year, the cost is $3,333.80. What was the percent of increase in the cost of season tickets?
Round your answer to the nearest tenth of a percent.

Answers

Answer:

10%

Step-by-step explanation:

To find the answer we need to know what percentage of $1030 is $927 and to do this we can multiply 927 by 100 and divide by 1030.

(927(100))/1030

92700/1030

90

so now that we know $927 is 90% of $1030 we can subtract 90 from 100 and it'll give us the percentage decrease. Which is 10%.

Hope this helps!!!!!!!!!!!!

///////////////////////////////////////////////////////////////////////////////////////////////////

Ahmad borrowed $8,000 signing a promissory note for 2.5 years at 15% interest what was the interest paid on the note and on the maturity date how much will ahmad owe for principal

Answers

9,200 since Ahmad has to pay %15 interest.

PLEASE HELP ASAP!!!!!!!!!! IT WILL REALLY HELP

Answers

Answer:

whats the subject? science?

Step-by-step explanation:

what is the solution of the system? use elimination
-×+2y= -12
-3x+6y= -11

A. infinitely many
B.(1,8)
C. (-1,-8)
D. no solution ​

Answers

The answer is D, no solution

A swimming pool and deck are built in a rectangle with length 40 ft and width 18 ft. If the pool itself is
320 square feet, what is the area of the deck itself?
A. 320 square feet
B. 400 square feet
C. 480 square feet
D. 560 square feet

Answers

Answer: 400

Explanation:

40 x 18 = 720

720 - 320 = 400

Which expression is equivalent to 20+64
a.4+(16+60)
b.4+(5+16)
c.4+(16+60)
d.4(5+16)​

Answers

Answer:

D. 4 (5 + 16)

Step-by-step explanation:

20 + 64 = 84

To solve this problem we have to simplify each of the expressions in the answer column:

A. = 80

(16 + 60 = 76) giving us

4 + 76 = 80

B. = 25

(5 + 16 = 21)

4 + 21 = 25

C. = 80

(16 + 60 = 76)

4 + 76 = 80

D. = 84

(5 + 16 = 21)

4 x 21 = 84

So The correct option is D. 4 (5 + 16)

The sum of two numbers is 250 what is the average of the two numbers

Answers

Answer:

125

Step-by-step explanation:

If there are 624 calories in 3 servings, how many calories are in 1 serving

Answers

Answer:

208 calories

Step-by-step explanation:

You have to divide 624 by 3, and you get 208.

(BRAINLIEST) and more in the description.

Question: We had 1/2 liter of water to share between four siblings. How much water does each of us receive?

Description and benefits: The person with the correct answer will be given 30 points, brainliest, five-star rating, and a thanks. If you answer incorrectly just to get rewards you will be reported to Brainly and your answer will be deleted to give someone else a chance.

Answers

Answer:

1/8

Step-by-step explanation:

If you have 1/2 a liter, you divide it by the four siblings, and 1/2 divided by 4 is 1/8 or 0.125

You could also say that each sibling gets 1/4 of whats left.

if AB=BA= I then write the relation between matrix A and matrix B​

Answers

Answer:

If  AB = BA = I, then B is inverse of A and vice-versa.

Step-by-step explanation:

Given: AB = BA = I

To find: The relation between matrix A and B.

If AB = BA = I, then B is called the inverse matrix of A and is denoted by [tex]A^{-1}[/tex].

In that case, A is said to be invertible.

Also, if B is the inverse of A, then A is also the inverse of B.

Hence, the relation between A and B is that both are inverse of each other.

29) Which equation describes this graph?

graph that contains the points (-2,0) and (8,-10)

A. y=−2x−2
B. y=2+x
C. y=−x
D. y=−2−x

Answers

The answer would be A


One side of a triangle is 3 times the second side. The third side is 17 feet longer than the second side. The perimeter of a
triangle is 52 feet. Find the length of each side.

Answers

Answer:

Side 1=21 ft, Side 2=7, Side 3=24

Step-by-step explanation:

52 = (3x) + (x) + (x+17) -> 52 = 5x + 17 -> 5x = 35 -> x = 7

Plus 7 into the equation whenever you see an x.

How to write 513,292 in expanded notation

Answers

Answer:

oh thats easy look so what you do is     500,000

                                                                   13,000

                                                                     1,000  

                                                                       200            

                                                                         90                    

Step-by-step explanation:                              2

your welcome ^^                                                                  

 

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