curved surface area of half cylinder​

Answers

Answer 1

Answer:

curved surface area of half cylinder is

Step-by-step explanation:

πr2h

Answer 2

Answer:

Area of half cylinder is

Step-by-step explanation:

πr2h


Related Questions

In the slope-intercept form, which variable
represents the slope/measure of change?

Answers

Step-by-step explanation:

Hey there!

We know that the slope intercept is; y = mx+b.

Where "m" represents the slope. And "b" represents the y-intercept.

Example:

If the question is as; y = 3x +8

Then your slope of the slope intercept form is "3" where as "8" is y-intercept.

So, the variable"m" represents the slope.

Hope it helps...

Step-by-step explanation:

Hey there!

We know that the slope intercept is; y = mx+b.

Where "m" represents the slope. And "b" represents the y-intercept.

Example:

If the question is as; y = 3x +8

Then your slope of the slope intercept form is "3" where as "8" is y-intercept.

So, the variable"m" represents the slope.

Hope it helps...

Place the steps in the correct order for solving the equation
8+- 6 - 5 = 8x + 1 - 3x
= -3 + 2 = 5x +1
= -3 -1 = 4x +1 -1
= -3 + x - x = 5x - +1
= -3 = 4x + 1
1 = 4
= -4 = 42
= x= -1

Answers

Answer:

say whaaaaaaaaat

Step-by-step explanation:

Step-by-step explanation:

8+x-6-5=8x+1-3x

-3+x=5x+1

-3+x-x=5x-x+1

-3=4×+1

-3-1=4x+1-1

-4=4x

-4/4=4x/4

x= -1

Solve the proportion 20 over three equals ? / 6

Answers

20/3 should equal 6 2/3
This is worded kind of weird but I think it would be 40/6 because to get from 3 to 6 you multiply by 2 so you do the same to the top to get

40/6

A consumer magazine wants to compare the lifetimes of ballpoint pens of three different types. The magazine takes a random sample of pens of each type and conduct an ANOVA test. After the calculation, the F statistic is 1.62 and the p-value is 0.26. What is a correct decision at significance level of 0.1?

Answers

Answer: Fail to reject H0

Step-by-step explanation:

Given that:

P value = 0.26

α = 0.1

The values of both p and α can be compared in other to make a decision on whether to reject or fail to reject the Null hypothesis

Decisions :

If the p value > α (fail to reject null)

If p value < α ( Reject null)

In the scenario above :

0.26 > 0.1 ; p value > α

Since the p value is greater than alpha ; we fail to reject the Null

What number can you put in the missing spot of the domain to keep the table a function? Select all that apply.​

Answers

Answer:

1,8 and 5,10

Step-by-step explanation:

Find the measure of angle 1​

Answers

Answer:

∠1 = 116

Step-by-step explanation:

Find the inner angle first, the inner angle will be represented with x, also a triangle is 180 degrees, so:

57 + 59 + x = 180

116 + x = 180

subtract 116 from both sides

x = 64

So now u have the inner angle, and a straight line is also 180 degrees, so:

64 + ∠1 = 180

subtract 64 from both sides

∠1 = 116

The answer is 116
Explanation: here we are going to use external formula so we will do 57+59 which equals 116

need help thank you very

Answers

Answer: 40, -16,-9

Step-by-step explanation:

A. -10+30-20+40

    -30+70

     70-30

      40

b -51+35-0

   35-51

    -16

c. -6+2-8+3

   -14+5

     5-14

      -9

   

write the additive and multiplicative imverse of -1/2 ?​

Answers

Answer:

The additive inverse is [tex]\frac{1}{2}[/tex], and the multiplicative inverse is -2.

Step-by-step explanation:

Hope this helped!

Please help out :) struggling

Answers

Answer:

82

Step-by-step explanation:

evaluate means to find the numerical value of the expression

substitute x=9 and y= -2 in the expression 10-4xy

10 -4*9*(-2) = 10+( -4 )(-2)*9= 10+8*9 =82

answer this. 60+80=??
இ௰இ please-

Answers

Answer:

140

Step-by-step explanation:

just add them together

Answer:

Itssss 140 yayyyyyyyyyyyyy

why do you multiply both sides 4/3 represent in the arithetic.

Answers

Answer:

I don't even know what arithetic is

Step-by-step explanation:

Evaluate 3k - 4m when k= 20 & m= -2

Answers

Answer:

68

Step-by-step explanation:

3x20=60-4x-2 =           4x-2=-8  60-{ -8}= 68

Question 1 of 10
Which of the following best describes the slope of the line below?

O A. Zero
O B. Positive
O C. Negative
O D. Undefined

Answers

Answer:

B

Step-by-step explanation:

Select the correct answer.
Juan needs to rewrite this difference as one expression.
31
25
2 – 75 + 10
3 15
First he factored the denominators.
25
(1-2)(: - 5) — 345 - 5)
What step should Juan take next when subtracting these expressions?
OA.
Cancel the factor x from the numerator and the denominator of both fractions.
ОВ.
Subtract the numerators.
Oc. Multiply the second fraction by = 2
Multiply the first fraction by
OD.

Answers

Answer:

Option C

Step-by-step explanation:

Difference of the two expressions has been written as,

[tex]\frac{3x}{x^2-7x+10}-\frac{2x}{3(x-5)}[/tex]

To rewrite this expression as one expression,

First he factored the the denominators,

[tex]\frac{3x}{(x-2)(x-5)}-\frac{2x}{3(x-5)}[/tex]

Then Juan will make the denominators of both the terms equal,

For which he will multiply the second expression by [tex]\frac{x-2}{x-2}[/tex].

[tex]\frac{3x}{(x-2)(x-5)}-\frac{2x(x-2)}{3(x-5)(x-2)}[/tex]

Option C will be the correct option.

Answer:

C. Multiply the second fraction

Step-by-step explanation:

find the values of x and y?

Answers

Answer:x=20 y=70

Step-by-step explanation:

Answer:

x=20, y=70

Step-by-step explanation:

∠40°+∠adjacent to it =180°

∠adjacent= 180-40=140°

we see that 2 of the sides of one of the small triangles are congruent so that triangle is isoscel so the base angles are congruent as well

because sum of angles in a triangle has to be 180,

140 +x+x=180 so x=20°

from the right triange we see thhat y +90+20 =180 because sum of angle in a triangle has to be 180 so y=70

Write y - 2 =- 1/3(x + 6) in standard form using integers.

Answers

Answer:

x+3y=0

Step-by-step explanation:

The standard form of the given equation is y = -1/3 x +4.

The given equation is y-2 = -1/3(x + 6)

What is the slope intercept form?

The slope intercept form of a straight line is one of the most common forms used to represent the equation of a line. The slope intercept formula can be used to find the equation of a line when given the slope of the straight line and the y-intercept.

The standard form of the slope intercept form is y=mx+c.

Here, the given equation can be rewritten as

y-2 = -1/3 x + 2

y = -1/3 x + 2+2

y = -1/3 x +4

Therefore, the standard form of the given equation is y = -1/3 x +4.

To learn more about the slope intercept form visit:

brainly.com/question/9682526.

#SPJ2

What is the slope-intercept equation of the line that is perpendicular to y-4=-2/3(x-6) and that passes through (-2, -2)?

Answers

Answer:

The slope-intercept equation is:

[tex]y=\frac{3}{2}x+1[/tex]

Step-by-step explanation:

Given the equation

[tex]y-4=-\frac{2}{3}\left(x-6\right)[/tex]

comparing it with the point-slope form of the line equation

[tex]y-y_1=m\left(x-x_1\right)[/tex]

where m is the slope

so the slope of the line is -2/3.

As we know that the slope of the perpendicular line is basically the negative reciprocal of the slope of the line, so

The slope of the perpendicular line will be: 3/2

The point-slope form of the equation of the perpendicular line that goes through (-2, -2) is:

[tex]y-y_1=m\left(x-x_1\right)[/tex]

[tex]y-\left(-2\right)=\frac{3}{2}\left(x-\left(-2\right)\right)[/tex]

[tex]y+2=\frac{3}{2}\left(x+2\right)[/tex]

writing the line equation in the slope-intercept form

[tex]y+2=\frac{3}{2}\left(x+2\right)[/tex]

subtract 2 from both sides

[tex]y+2-2=\frac{3}{2}\left(x+2\right)-2[/tex]

[tex]y=\frac{3}{2}x+1[/tex]

Thus, the slope-intercept equation is:

[tex]y=\frac{3}{2}x+1[/tex]

Here,

As the slope-intercept form is

[tex]y=mx+b[/tex]

where m is the slope and b is the y-intercept

so

[tex]y=\frac{3}{2}x+1[/tex]

m=3/2

b = y-intercept = 1

Therefore, the slope-intercept equation is:

[tex]y=\frac{3}{2}x+1[/tex]

Which of the following is equal to log24

Answers

Answer:

Step-by-step explanation:

Put a picture

18.
A rectangular garden is going to be planted in a
person's rectangular backyard, as shown in the
accompanying diagram. Some dimensions of the
backyard and the width of the garden are given.
Find the area of the garden to the nearest square
foot.
scale)
80 ft
15 ft
40 ft
Yard
agram, right triangle ABC
, BA is a diameter,
1 AC = 8 centimeters. Find
portion to the nearest tenth
[Use a = 3.14.]
Garden
70 ft

Answers

Answer:

162ft

Step-by-step explanation:

1/2
Store A sells 3 t-shirts for $25. Store B sells the same t-shirts: 5 for $40. Which store has the better deal?
Show your work supporting your answer.

Answers

Answer:

Store B

Step-by-step explanation:

To figure out which store has the better deal, we need to figure out the price per unit. We can do this by dividing the price by the number of the shirts. Store A sells their t-shirts for 8.33 or 8 1/3 dollars per shirt, while Store B sells their shirts for 8 dollars a shirt. 8 < 8 1/3, therefore Store B has the better deal.

Answer:

B.

Step-by-step explanation:

If you do 3/25=5/x. You would get $41.6. Another way to show it is to divide 25/3 and 40/5, which would give us $8.3 and $8.

Order these three values from least to greatest. Explain or show your reasoning.
65% of 80 82% of 50 170% of 30

Answers

The correct answer is 82% of 50 (41) / 170% of 30 (51) /65% of 80 (52)

Explanation:

The first step to know whether a value is greater than another is to find the value each percentage represents depending on the total. This process is shown below.

1. 65% of 80- This implies 80 is 100% and 85% needs to be found. Use the following formula:

80 / 100 = 0.8 x 65 = 52 or the total number divided by 100 and multiplied by the percentage you want to know

2. 82% of 50 - Repeat the same process

50 / 100 = 0.5 x 82 = 41

3. 170% of 30

30 / 100 = 0.3 x 170 = 51

4. Finally organize the values

82% of 50 (41)

170% of 30 (51)

65% of 80 (52)

Based on the information given about the percentages ,the ordering will be 82% of 50, 170% of 30, and 65% of 80.

Percentages.

It should be noted that 82% of 50 will be:

= 82% × 50

= 41

170% of 30 will be:

= 1.7 × 30

= 51

65% of 80 will be:

= 65% × 80

= 0.65 × 80

= 52

Learn more about percentages on:

https://brainly.com/question/24304697

What is the cost of the bill if a drink costs $3, a meal costs $20, an appetizer costs $5.50 and a slice of cake cost $3. 75?​

Answers

32.25 is the cost of the bill

Hi I know its a lot of rate of change I just don't understand

Answers

Answer:

[tex]m=4[/tex]

General Formulas and Concepts:

Pre-Algebra

Order of Operations: BPEMDAS

Algebra I

Slope Formula (Rate of Change): [tex]m=\frac{y_2-y_1}{x_2-x_1}[/tex]

Step-by-step explanation:

Step 1: Define

Find points from graph.

Point (0, 0)

Point (1, 4)

Step 2: Find slope m

Substitute:                     [tex]m=\frac{4-0}{1-0}[/tex]Subtract:                        [tex]m=\frac{4}{1}[/tex]Divide:                           [tex]m=4[/tex]

625÷5×6=x what is x​

Answers

Answer:

750

Step-by-step explanation:

trust

Consider function f and g
f(x)=x^2+7x
g(x)=3x-1

what is the value of (f•g)(x)

Answers

9514 1404 393

Answer:

  B.  9x² +15x -6

Step-by-step explanation:

The composition operator means that function f is applied to function g:

  [tex](f\circ g)(x)=f(g(x))=f(3x-1)\\\\=(3x-1)^2+7(3x-1)\\\\=9x^2-6x+1+21x-7\\\\\boxed{(f\circ g)(x)=9x^2+15x-6}\qquad\textbf{matches B}[/tex]

I need some help on this-

Answers

Answer:

It is 57

Step-by-step explanation:

I am smart

Believe me!

Balloons are smart!

20 points !
If a cone has a volume of 47.1 cubic yards and a height of 5 yards, what is the radius of the cone? (Use 3.14 for « )
1.5 yards
1.73 yards
3 yards
4.5 yards

Answers

Answer:

3

Step-by-step explanation:

V=πr2h

3

Solving for r

r=3V

πh=3·47.1

π·5≈2.99924

Answer:

3

Step-by-step explaination


10. Madison is 7 less than four times as old as Paige.

Answers

madison is 13 & paige is 5

Evaluate 9-5+(48/2)x5x7+6

Answers

Answer:850

Step-by-step explanation:

I hope it helps

I NEED HELP QUICK. GIVING BRAINLIEST TO QUICKEST CORRECT ANSWER.

The __________ states that the firing rate of neurons in the auditory nerve matches the frequency of the sound wave.

A. frequency theory

B. place theory

C. volley principle

D. auditory principle

Answers

Answer:

C. volley principle

Step-by-step explanation:

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