PLEASE HELP ME!!!!!!!!!!!!!!!!!!!!!
Nancy has a lot of things in her locker. There are 14 items in her locker, including 6 pencils. What is the probability that a randomly selected item from Nancy's locker will be a pencil?
A. 8/14
B 7/14
C 3/7

Answers

Answer 1

Answer: B 7/14

Step-by-step explanation:


Related Questions

use the table to predict the number of times you spin 5 when you spin the spinner 100 times​

Answers

Answer:

14

Step-by-step explanation:

Add all values in "Times spun".

9 + 11 + 7 + 9 + 7 + 7

= 50

The spinner was spun a total of 50 times in the table.

We are looking for information if the spinner is spun 100 times, which is double of 50.

To predict information for spinning 100 times, double the data given in the table.

# of times "5" was spun for 50 spins (in table): 7

Double 7:

7 * 2 = 14

# of times "5" will likely be spun for 100 spins: 14

Or, solve using proportions:

The proportions are given in: (times "5" was spun)/(total spins)

[tex]\frac{7}{50} = \frac{?}{100}[/tex]

Since you double 50 to make 100, double 7 to solve for "?"

[tex]\frac{7}{50} = \frac{14}{100}[/tex]

∴ if you spin the spinner 100 times, you will spin "5" 14 times.

Answer:

14

Step-by-step explanation:

7 * 2 = 14

Find the value of x
22
18
20
8

Answers

Answer:

20

Step-by-step explanation:

because 3×20=60 , 60-6= 54 . 2x20=40 , 40+14=54 , 4x20=80 , 80-26=54 so the value of x is 20 good luck

Answer:

20

Step-by-step explanation:

Since all angles are congruent, the triangle is an equilateral triangle and all sides are congruent.

3x - 6 = 2x + 14

x = 20

-13=m-7 please help!

Answers

Answer:

20

Step-by-step explanation:

Answer:

m= -20

Step-by-step explanation:

-20--7=-13

hope this helps!!!

write sin 81 degrees in terms of cosine

Answers

Answer:

Sine, cosine and tangent formulas are used in RIGHT triangles. So you have one 90 degree angle and two acute angles that add up to 90 degrees (they are complimentary). So the cosine of one angle would be the same as the sine of the compliment to that angle... and vice versa. To answer this question, sin 81 = cos 9, since 81 and 9 are the two acute angles of the triangle and they both add up to 90 degrees. "Cos 9" is the answer when you wish to write "sin 81" in terms of "cosine."

Please give me brainiest

sine 81 degrees in terms of cosine is cos 9°

sin 81°

Trigonometric function:

The angle is less than 90 degrees.it is an acute angle. Therefore, its in the first quadrant. The first quadrant, sine, cosine and tangent are positive.

sin 81° is less than 90 degree. Therefore, let's express them in terms of a cofunction.

Therefore,

sin x = cos(90 - x)

sin 81 = cos(90 - 81)

Therefore,

sin 81° = cos 9°

learn more on sine here: https://brainly.com/question/11962279

HELP please my friend needs help with his MATH homework, see picture for problem TY :)

Answers

Answer: 207.34512

Plug in values into your formula
SA = 2•pi•r^2 + 2•pi•r•h

SA = 2•pi•3^2 +2•pi•3•8

Height (h) = 8in.
Radius (r) = 3 (diameter divided by 2)
Diameter = 6
The formula for surface area is
SA = 2πr^2 + 2πrh
Where SA means surface area, r stands for radius, and h stands for height.

First find the radius. The radius of a circle is the distance from the outside of the circle to its center. It is half the diameter. To find the radius, divide the diameter by two.
r = 6/2
r = 3 inches

Now plug in the values for radius and height into your formula. Use pi = 3.14

SA = 2(3.14)r^2 + 2(3.14)rh
SA = 2(3.14)(3)^2 + 2(3.14)(3)(8)
SA = 6.28(9) + 6.28(24)
SA = 56.52 + 150.72
SA = 207.24 inches

Solue x² +2x²-x-2. polynomial​

Answers

Answer:

(x+1) (x-2)

Step-by-step explanation:

PA = 12 cm; LY = 6 cm​

Answers

Answer:

36 cm^2.

Step-by-step explanation:

The area  is half the product of the lengths of its diagonals.

(PA)(LY) = (12cm)(6cm)

= 72 cm

72cm ÷2= 36 cm^2

Therefore the area is 36 cm^2

If 13 - x = 7, what is the value of 8x?

Answers

8x is 48 because x = 6 since if you plug 6 into 13 - x you get 7

Combine like terms.
3y - y + 6y
107
8y
9y-y
2y

Answers

1) 8y
2) 107
3) 8y
4) 8y
5)2y

Answer:

3y-y+6y= 8y

107

8y

9y-y

2y

8y+8y+9y-y+2y= 26y

Your answer is 26y+107

7x squared - x squared????

Answers

Answer:

6 x ²

Step-by-step explanation:

Answer:

Step-by-step explanation:

[tex]7x^2-x^2=6x^2[/tex]

Which is an example of a statistical Question 1.How old am I?Question 2.How old is the teacher?Question 3.How old will I be after my next birthday?Question 4.How old are the students in math class? question 1. question 2. question 3. question 4.​

Answers

Answer:

Question 3 or 4

Step-by-step explanation:

Answer:

question 4

Step-by-step explanation:

Witch expression is not equivalent to -3x-1/2+4y

Answers

I don’t know how to answer this i’m sorry

Plz help ASAP 15 points 4. XY is tangent to circle Zat point Y. Xw is tangent to circle Zat point W.

If XY = 12 units, what is the length of the radius of circle Z to the nearest tenth of a unit
A. 4.8 units
B. 5.0 units
C. 4.5 units
D. Not here

Answers

9514 1404 393

Answer:

  A.  4.8 units

Step-by-step explanation:

Segment ZX can divide the figure into two right triangles. Then angle XZY is 136°/2 = 68°. The tangent relation tells you ...

  Tan = Opposite/Adjacent

  tan(68°) = XY/r

  r = 12/tan(68°) ≈ 4.848 ≈ 4.8

The radius of the circle is about 4.8 units.

Answer: 4.8 units

Step-by-step explanation:

I NEED THIS ASAP

In the diagram below, besides those facts shown, we also have AB = AC. Find the measure of angle A. Please show your work.

Answers

Not sure but try a tutor they help a lot really quick


What is the length of BC?
☁︎
A:11
☁︎
B:12
☁︎
C:22
☁︎
D:24​

Answers

Answer:

a. 11

Step-by-step explanation:

triangle lmn is twice triangle abc

2(x+4)=3x-1

2x+8=3x-1

x=7

7+4=11

I'm trying to do math, but i allways fail, what should i do..?

Answers

Answer:

should study more, get the best out of your brain

Have a great day dear friend :)

Step-by-step explanation:

The most and best thing you should be doing is always stay focus when your teacher is teaching and s

when you don't understand something you should ask her for some help.

Look at the two equations:
-3x + 6 = 21
-3x + 6 < 21
Which statement best describes the process used to solve the equations?

Answers

Answer:

WHAT ARE THE STATEMENTS??????????????

Step-by-step explanation:

Answer:

In both cases, subtract 6 from both sides, but reverse the inequality sign when doing that for the inequality.

Step-by-step explanation:

you always subtract or add first and i got it right on edge 2021

2) There are 12 adult and 30 teen volunteers for a park clean-up day.
Volunteers will be divided into equal-sized groups. Each group will have the
same number of adults and the same number of teens. What is the greatest
number of groups that can be formed? ||

Answers

Answer:

2

Step-by-step explanation:

because 12 x 2 is 24. so if it's going to be equal it's going  to be 2

How to factor 4z⁴ + 68z²+ 225

Answers

Answer:

72z^6+225

Step-by-step explanation:

Hope this helps :D

Answer:

no its (2z^2+25)(2z^2+9)

help! its for math ill give u 20 points

Answers

Answer:

11

Step-by-step explanation:

Median is the middle number when you line up all your numbers in numerical order.

hope this helps :)

please help me i really need help please

Answers

Answer:

90+42+x = 180

132+x=180

x=180-132

x=48

Answer:

48 DEGREES

Step-by-step explanation:

First you need to find the other two angles : 42 + 90 = 132 ( the 90 comes from the little square like shape on the other angle).

So x = 180 - 132 = 48 ( we use 180 because it is the sum of interior angles of a triangle.

HOPE THIS HELPED

Subtract (8x - 2) - (5x-7).
A. 3x-9
B. 3x + 9
C. 3x - 5
D. 3x + 5

Answers

Answer: the answer is 3x + 5

the answer is 3x + 5



Claudine has $45. She gives
2
of her money to her sister. How much money did she give her sister?
Enter your answer in the box.
$

Answers

$43 dollars your welcome

PLEASE ANSWER ASAP! Find the volume of the cone. Round your answer to the nearest tenth.

Answers

Answer:

Step-by-step explanation:

The volume of a cone is

[tex]V=\frac{h\pi r^2}{3}\\ \\ V=\frac{12\pi (8^2)}{3}\\ \\ V=256\pi\ m^3\\ \\ V\approx 804.2\ m^3[/tex]

What is the area of the triangle shown below

Answers

The area is 15 so u multiple wxh

Given:

The triangle is a right angle triangle

Height of triangle = 3 m

Hypotenuse of triangle = 5 m

To find:

Area of triangle

Steps:

To find the area of a triangle we have multiply the base and height of triangle into 1/2, but the figure doesn't show the measurements of the base, so we have to use Pythagoras theorem to find the third side this triangle is a right angle triangle.

A² + B² = C²

3² + B² = 5²

9 + B² = 25

      B² = 25 - 9

       B² = 16

         B = √16 = 4 m

Therefore the base length of the triangle is 4 m

Now we can find the area of the triangle

Area of triangle = (Base × Height)1/2

Area of triangle = (4 × 3)1/2

Area of triangle = 12 × 1/2

Area of triangle = 6 m²

Therefore the area of the triangle is B) 6 meters square

Happy to help :)

If you have any doubts, pls ask

Can someone please help me with questions 12 through 14 with the answer correct I was trying but I don’t know what I put down is right it’s a beat confuse anyone please

Answers

Answer:

thats right

Step-by-step explanation:

One spring day, Jin noted the time of day and the temperature, in degrees Fahrenheit. His findings are as follows: At 6 a.m., the temperature was 56° F. For the next 5 hours, the temperature rose 1° per hour. For the next 4 hours, it rose 2° per hour. The temperature then stayed steady until 6 p.m. For the next 3 hours, the temperature dropped 1° per hour. The temperature then dropped steadily until the temperature was 62° at midnight. On the set of axes below, graph Jin's data.

Answers

Answer:

This is how the graph will look like because I don't have a graph that why I use a note

Step-by-step explanation:

At 6am it is 56°.For the next 5hours it increases to 61° since it is 1° per hour and after 4 hours again it will increase to 69° because it is 2° per hour and it stayed steady till 6pm and it dropped the next 3 hours which the temperature now reduces to 66° and dropped steadily to 62° at midnight

The temperature variations is represented on the graph attached with the answer.

What is graph?

A diagram showing the relation between variable quantities, typically of two variables, each measured along one of a pair of axes at right angles.

At 6am it is 56°.For the next 5hours it increases to 61° since it is 1° per hour and after 4 hours again it will increase to 69° because it is 2° per hour and it stayed steady till 6pm and it dropped the next 3 hours which the temperature now reduces to 66° and dropped steadily to 62° at midnight

To know more about Graph follow

https://brainly.com/question/4025726

#SPJ2

Four students were asked to write an expression which has terms that have a greatest common factor of ab. The expressions provided by the students are shown below.


Michelle
16 a + 3 b

Naomi
18 a b c minus 13 a b c

Olivia
20 a b minus 14 a b c

Peyton
15 a b c + 14 a b

Which student wrote the correct expression?
Michelle
Naomi
Olivia
Peyton

Answers

Answer:

D.) Peyton

Step-by-step explanation:

If m is any integer, then gcd(a + m⋅b, b) = gcd(a, b). If m is a positive common divisor of a and b, then gcd(a/m, b/m) = gcd(a, b)/m. The GCD is a multiplicative function in the following sense: if a1 and a2 are relatively prime, then gcd(a1⋅a2, b) = gcd(a1, b)⋅gcd(a2, b). Factoring out the GCF is the first step in many factoring problems. Step 1: Determine the greatest common factor of the given terms. The greatest common factor or GCF is the largest factor that all terms have in common. Step 2: Factor out (or divide out) the greatest common factor from each term.

Answer:

peyton is correct because she is the only one with ab even in her awnser

Step-by-step explanation:

(5,2) & (-3, 6)

questions said slope intercept form
write the equation of the line that passes through the two Points ​

Answers

Answer:

-1/2x + 4.5

Step-by-step explanation:

Find out the slope by substituting the values in the formulas.

y2 - y1 / x2 - x1      6 - 2 / -3 - 5

-1/2

Now find the y-intercept.

y = mx + b

6 = -1/2 (-3) + b

6 = 3/2 + b

9/2 = b

what is the square root of 16 ​

Answers

Answer:

hello

Ur answer is

4.000

Step-by-step explanation:

thanks

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