If tan 0 = -2.5, then cot 0 =
= ?

Answers

Answer 1
the answer shld be 0.99

Related Questions

Joe has four birthday cakes to share between his 24 guests joe doesn't eat cake , but wants to cut them up so that each guest gets an equal piece what fraction is each piece of cake

Answers

He should cut each cake into 6 slices.
24/4=6

The fraction of each piece of a cake is 1/6.

Given that, Joe has four birthday cakes to share with his 24 guests joe doesn't eat cake.

We need to find what fraction is each piece of cake.

What are fractions?

A fraction represents a part of a whole or, more generally, any number of equal parts. In arithmetic, the number is expressed as a quotient, in which the numerator is divided by the denominator. In a simple fraction, both are integers. A complex fraction has a fraction in the numerator or denominator. In a proper fraction, the numerator is less than the denominator.

Now, 4 cakes are shared among 24 guests.

So, 24/4=6

Thus, each cake needs to divide into 6 slices.

Therefore, the fraction of each piece of a cake is 1/6.

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What is the value of x in the equation -5.4 = 4x - 1.8 ?

Answers

Answer:

0.9

Step-by-step explanation:

In the ordered pair of numbers (-2,8) the number - 2 is called the
and the number 8 is called the

Answers

Answer:

x co-ordinate and y co-ordinate

help me help me help me help me

Answers

3/8+4/8=7/8
It moves 3/8 first, then 4/8.
Yes it moves 3/8 first

identify the type of function below?

x f(x)
6 64
7 128
8 256
9 512
10 1024

a. linear
b. exponential
c. other ​

Answers

Answer:

b. exponential

Step-by-step explanation:

2⁶ = 64

2⁷ = 128

2⁸ = 256

2⁹ = 512

2¹⁰ = 1024

f(x) = 2^x

A triangle has side of lengths 5ft, 9ft and 13ft what is the measure of the angle opposite the side of 9ft long? Round to the nearest degree

Answers

The answer for the question is 29.63

I really need help answer a statistical question, can someone please help me

Answers

Answer:

C.

Step-by-step explanation:

A statiscal experiment can be repeated multiple times and is usually random. The number of accidents on the street are random each year, and by comparing them to last year's, it always be random.

(7) Kade purchased 2 gallons of chocolate milk. Malia purchased 6 quarts of chocolate milk. How much more chocolate milk?

Answers

You would have 12 quarts of chocolate milk o think like I did was home sit in to isthimk

Which story represents the equation 7 ÷ one fourth = 28? please help

Luke has 7 granola bars and wants to divide them equally to share with his friends. He wants to give each friend 4 granola bars. How many of Luke's friends will get granola?
A. Mario ordered 7 pizzas and wants to divide the pieces equally on plates. He wants to put one fourth of a pizza on each plate. How many plates will Mario need in all?
B.Taylor has 4 bags of candy to divide equally with her friends. She wants to give each friend one seventh of a bag of candy. How many of Taylor's friends will get candy?
C.Lucky has one fourth of a box of brownies and wants to divide it equally among 7 family members. What fraction of the brownies will each family member receive?

Answers

Answer:

b

Step-by-step explanation:

Answer:

Mario ordered 7 pizzas and wants to divide the pieces equally on plates. He wants to put one fourth of a pizza on each plate. How many plates will Mario need in all?

Step-by-step explanation:

can someone please help me find the value of p and q?

Answers

Answer:

[tex]q=31.7\\p=28.4[/tex]

Doing all calculations with 3 significant figures.

Step-by-step explanation:

First, we'll obtain the value of 'q', this by realizing how the two angles together form a right triangle with inner angles of 30, 60, 90.

Furthermore, the opposite side of the angle of 30 is 'q' and its adjacent is given as 55. Hence, we can solve for 'q' using tangent as follows:

[tex]tan(30)=\frac{q}{55} =.577[/tex]

We solve for 'q':

[tex]q=.577*55=31.7[/tex]

Now to solve for 'p', we first will calculate what '55-p' is equal to.

First, we realize '55-p' corresponds to the adjacent side to the angle of 50 inside the small right triangle (the one with inner angles of 50, 40, 90) and q (which we now know is 31.7) correspond to the opposite side. Hence, we again use tangent as follows:

[tex]tan(50)=\frac{q}{55-p} =\frac{31.7}{55-p} =1.19[/tex]

We solve for 'p':

[tex]1.19(55-p)=31.7\\65.5-1.19p=31.7\\1.19p=33.8\\p=\frac{33.8}{1.19}=28.4[/tex]

How many students were over 145

Answers

What are we solving for?

Solve for y.







What is the root? If there is none, choose none.

y = 4
y = 5
none

Answers

Answer:

y = 5

Step-by-step explanation:

if y = 5 then

(√10-1) -1 = 2

3 - 1 = 2

true

Answer:

y = 5

Step-by-step explanation:

Please help me solve

Answers

Answer:

s= -2

Step-by-step explanation:

need help with number 4

Answers

Answer:

Perimeter=18; Area= 18

Step-by-step explanation:

For perimeter, the vertical sides are 3 and the Horizontal sides are 6. So 6+6+3+3= 18

For area, the vertical side is 3 and the Horizontal side is 6, this 6*3=18

please find the value of a

Answers

Answer:

I cant lp because

i'm on the school computer so sorry. <:(

so I cant see your Step-by-step explanation:

What is the height of the triangle with an area of 64 square feet and a base of 8 feet?

Answers

Answer:

8

Step-by-step explanation:

8*8 = 64

b*h = a

What is the arc length from 0 to 40 degrees if the radius of the circle is 18 inches long? ​

Answers

Answer:

Step-by-step explanation:

Circumference of circle = 2π18 = 36π inches.

40° is 1/9 of a circle. Arc length = 1/9 of circumference = 4π inches.

I dont understand what the question is asking me​

Answers

Answer:

[tex]\huge\boxed{\sf <E = 40\°}[/tex]

Step-by-step explanation:

∠E = 1/2 (mCD - mAB)

Where mCD = 110° and mAB = 30°

∠E = 1/2 (110° - 30°)

∠E = 1/2 (80°)

∠E = 40°

[tex]\rule[225]{225}{2}[/tex]

Hope this helped!

~AH1807

A family wants to rent a car to go on vacation. Company A charges ​$ and . Company B charges ​$ and . How much more does charge for x miles than ​?

Answers

Answer:

Not enough information to give answer

Answer:

yeah not enough info to answer

If a circle has a circumference of 4.6pi what is the area?

Answers

Answer:

r = 0.732 d = 1.46 C = 4.6

Step-by-step explanation:

Answer:

16.62

Step-by-step explanation:

formula for area of a circle is [tex]\pi r^{2}[/tex] 4.6 is the diameter and radius is 1/2 of diameter so [tex]\pi 2.3^{2}[/tex] is the equation

find the value of k ​

Answers

9514 1404 393

Answer:

  k = -2

Step-by-step explanation:

The determinant can be formed by subtracting up-diagonal products from down-diagonal products:

  (x)(x+y)(y) +(y)(x)(x+y) +(x+y)(y)(x) -(x+y)^3 -x^3 -y^3

  = 3xy(x+y) -(x^3 +3x^2y +3xy^2 +y^3) -x^3 -y^3

  = -2(x^3 +y^3)

The value of k is -2.

Researchers make a one-sample zzz interval to estimate the proportion of adults who would say they learned something new in the past month. Previous studies have suggested that about 40\%40%40, percent would answer "yes" to this question. The researchers plan on using a confidence level of 95\%95%95, percent, and they want the margin of error to be no more than \pm 5\%±5%plus minus, 5, percent.

Answers

Answer:

369

Step-by-step explanation:

The researchers need a sample size of 385 to estimate the proportion of adults who would say they learned something new in the past month with a 95% confidence level and a margin of error of no more than ±5%.

What is a margin of error?

The margin of error is the amount of error or uncertainty in a statistical estimate, usually an estimate of a population parameter based on a sample.

We have,

To create a one-sample z-interval, the following steps can be followed:

Determine the sample size (n) and the sample proportion p.

Since no sample size or proportion is given in the problem, we cannot proceed with this step.

Determine the level of confidence (C) for the interval. In this case, the researchers want a confidence level of 95%, so C = 0.95.

Find the critical value (z*) for the level of confidence.

This can be done using a standard normal distribution table or a calculator.

For a 95% confidence level, the critical value is 1.96.

Calculate the margin of error (ME) using the formula:

ME = z x √(p x (1 - p) / n)

Since the margin of error is given as no more than ±5%, we can set it equal to 0.05 and solve for the required sample size:

0.05 = 1.96 x √(0.4 x (1 - 0.4) / n)

Solving for n, we get:

n = (1.96 / 0.05)² x 0.4 x (1 - 0.4)

n ≈ 384.16

Since the sample size must be a whole number, we round up to the nearest integer and get n = 385.

Therefore,

The researchers need a sample size of 385 to estimate the proportion of adults who would say they learned something new in the past month with a 95% confidence level and a margin of error of no more than ±5%.

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A group of friends wants to go to the amusement park. They have no more than $325 to spend on parking and admission. Parking is $13.50, and tickets cost $21.25 per
person, including tax. Which inequality can be used to determine x, the maximum number of people who can go to the amusement park?


Answers

Answer:

14

Step-by-step explanation:

First you do 325 - 13.50 , then you just divide 311.50 by 21.25, and because you cant have .6 of a friend its 14 :)

HELPPPPPPPPPPPPPPPPPP

Which mechanical waves need a medium to travel through?

Question 3 options:

electromagnetic waves only


mechanical waves do not require a medium to travel through


transverse and surface waves


all mechanical waves need a medium


surface waves only

Answers

Answer: transverse and surface waves

Step-by-step explanation:

classify the segment in each part below. only use the information given in the figure do not assume measures are equal unless the markings indicate they are

Answers

Answer:

i dont know i just need points for more questions sorry

Step-by-step explanation:

Find m angle k please

Answers

Answer:

B. = 58°

Step-by-step explanation:

Sum of all angles in triangle = 180°

5x+30°+62°+x+52° = 180°

6x+144° = 180°

6x = 180°=144°

6x = 36°

x = 36°/6

x = 6°

∠K = x+52°

∠K = 6°+52°

∠K = 58°

The answer should be B

Answer:

Angle k = 6 +52 = 58

Step-by-step explanation:

The inside angles of a triangle equal 180 degrees. Therefore, 62° + (x+52°) + (5x + 30°) =180°

How many eights make a half

Answers

Answer:

Four, because 4/8 = 1/2 There are obviously 8 1/8ths in a whole so half of that amount is obviously 4 1/8ths.

Step-by-step explanation:

Gave above.

31% of U.S. adults say they are more likely to make purchases during a sales tax holiday. You randomly select 10 adults. Find the probability that the number of adults who say they are more likely to make purchases during a sales tax holiday is (a) exactly two, (b) more than two, and (c) between two and five, inclusive.

Answers

Answer:

a) 0.222

b) 0.643

c) 0.811

Step-by-step explanation:

flat parts of the solid figures?​

Answers

Answer:

Hope it's helps uu

Step-by-step explanation:

if wrong then

Please help due tomorrow please explain if can

Answers

Answer: 905 m^3


Explanation: the picture below shows it and when you round it goes to 905
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You may create your own comic strip using drawings, presentation software, or this comic strip template.Your presentation must include the following:title and introduction of your character, including what substance the character is made ofsource of thermal energy your character encountered (conduction, convection, and/or radiation)detailed description and/or diagram of the particle transformation from solid to liquid phasedetailed description and/or diagram of the particle transformation from liquid to gas phase Which is the BEST example of an organism using behavior to maintain homeostasis?AO A chameleon's skin becomes green when it sits on a leaf.BAn alewife turns when other members of its school turn.CA snake moves from a sunny area to a shady area to cool down.D. An elephant uses low-frequency sound waves to find its herd. Evaluate the expression 8x when x=2. A chemical plant produces ammonia using the following reaction at hightemperature and high pressure. 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