12.
Given that cos θ= 1/2, we want to find the value of sin θ.
First, find the value of θ.

Answers

Answer 1

Answer:

sin(θ) = 0.86602540378

Step-by-step explanation:

To find the value of theta, we need to find do the acos of it

θ = acos(1/2)

θ = 60

and then you find sin(60)

sin(60) = 0.86602540378


Related Questions

A recipe for 12 cupcakes uses 2/3 cups of sugar. The number of cupcakes is directly proportional to the amount of sugar. How many cupcakes can you make with 3 cups of sugar?

help please!! i need an answer before may 7th

Answers

Answer:

54 cupcakes

Step-by-step explanation:

You would see how much sugar goes into each cupcake which is 1/18 cups of sugar in each cupcake, next you would see how many cupcakes you can make by turning the total 3 cups of sugar into an improper fraction of 54/18,  then you would see how many times 1/18 can go into 54/18 which is 54 times meaning that with 3 cups of sugar you can make a total of 54 cupcakes.

The answer would be 54 cupcakes summing up to the 12 cupcakes and the 2/3 cups and the 3 cups of sugar

-3|-6+7|=
Can someone help me with that pls?

Answers

Answer:

the answer is -3

Step-by-step explanation:

5.
The height of a cylinder is 6 Inches. The radius of the base is 8 inches.
Which expression can be used to approximate the volume of the cylinder?
A
2 x 8 x 3.14 6
B
4x3.146
с 82 3.146
D 42 x 3.146

Answers

the volume of cylinder is 3.14 r^2×h

Answer: c

Step-by-step explanation:

surface area of cylinder

Answers

Answer:

75.40 cm²

Step-by-step explanation:

SA = 2πrh + 2πr²

SA = 2π(2)(4) + 2π(2)²

SA = 50.27 + 25.13

SA = 75.40 cm²

Help with this question! It’s for math

Answers

Answer:

174 [tex]mi^2[/tex]

Step-by-step explanation:

area of the top rectangle: 7 x 8 = 56 [tex]mi^2[/tex]

area of the bottom rectangle: 4 x 13 = 52 [tex]mi^2[/tex]

area of the triangle: [tex]\frac{1}{2} (11)(12)[/tex] = 66 [tex]mi^2[/tex]

add it all up: 56 + 52 + 66 = 174 [tex]mi^2[/tex]

Can anyone please help me to do this with steps

Answers

9514 1404 393

Answer:

  x = 45°

Step-by-step explanation:

We presume you want the measure of angle x.

Long arc BAD is intercepted by inscribed angle BCD and by inscribed angle BDE. Hence angle BDE has the same measure as angle BCD.

  x + 70° = 115°

  x = 45° . . . . . . subtract 70°

_____

It doesn't matter where point C is on short arc BD—the measure of angle C is the same regardless. This is still true even if point C moves to be on top of point D, so that angle BCD and angle BDE are indistinguishable.

Last week, the total weight of the members of a weight loss support group was 1,320
pounds. This week, it was 1,254 pounds. What percent lighter is the group now?
%
Submit
I need help

Answers

Answer:

-5%

Step-by-step explanation:

I think

if x-1/3=k and k=3 what is the value of x

Answers

Answer:

x=10/3

Step-by-step explanation:

hope that helps

Overview
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Question Progress
Homework Pro
Work out the value of 10 squared – 4 cubed
Give your answer as a power of 6.

Answers

Answer:

6^2

Step-by-step explanation:

10^2  -4^3

100 - 64

36  = 6^2

Describe the expression. 2 * 5+7(3 + 13) Which of the following describes 7 in the expression above? 디 A. factor B. sum C. quotient D. product​

Answers

Answer:

A Factor

Step-by-step explanation:

In the expression given, '7' would be getting multiplied by (3+13). Therefore, 7 is a factor.

Hope this helps.

Definitely could use some help. Would also be really appreciated if someone gave a breakdown of how they solved it. Thank you!!!

Answers

Answer:

x = 10

Step-by-step explanation:

Parallel lines cut the transversals into proportional sections.

Find the ratios of the corresponding parts and solve for x:

(3x - 5)/(28 - 8) = 10/8(3x - 5)/20 = 5/43x - 5 = 20*5/43x - 5 = 253x = 30x = 10

Please Help Me I Need To Pass This

Answers

Answer:

Hello! I believe the answer is B!

My second answer would be D!

I can't really pick from the 2!

I hope you pass!

Have a great day!

Byes!

Step-by-step explanation:

Your welcome! Thanks so much!

Have a great weekend!

Sincerely,

Brainliest :)

can you help me with this, please? ​

Answers

Your answer in the photo is right so I don't understand what you want

What is the area of this shape?

PLEASE HELP!

Answers

Answer: 5

Step-by-step explanation:

1+1+1+1+1

The answer is 5 1+1+1+1+1

May someone help me with this one please

Answers

Yes i may

Solution

x=9/2

x=-15/2

Step-by-step explanation:

Answer:

solution X=9/2

x=-15/2

Henry is making a corn grits recipe that calls for cup of corn grits for every cup of water.
1 cups of corn grits? Enter the number in the box
How much water will he need if he uses
cups of water
y/x NOwWwwW pls

Answers

Answer:

3 cups of water

Step-by-step explanation:

Henry is making a corn grits recipe that calls for 1/4 cup of corn grits for every 1/2 cup of water. How much water will he need if he uses 1 1/2 cups of corn grits?

Expand 1/2 to 2/4, if there is 1 1/2 cups of corn grits, that means that 1/4 cups of corn grits was used 6 times, 1/2x6=3. He will need 3 cups of water

If you were able to pay off and get rid of all of your debt, what is that called?

Answers

Debt free because you have no debt so you would say I’m debt free

what is the value of x in the equation -3x+19=2x+106

Answers

Answer:

x = -87/5 or in decimal form -17.4

Step-by-step explanation:

HOPE IT HELPS!

HALP ME PLSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSS

Answers

Answer:

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

Step-by-step explanation:

3x + 3y - 7 = 12x + y

6y - 12x - 1 = -45x

(3x - 12x) + (3y - y) = 7

(-12x + 45x) + 6y = 1

-3(-9x + 2y = 7)

33x + 6y = 1

27x - 6y = -21

33x + 6y = 1

60x = -20 -> x = -20/60 = -1/3

-9x + 2y = 7 -> y = [tex]\frac{7+9x}{2}[/tex] = [tex]\frac{7+9*-\frac{1}{3}}{2}[/tex] = 2

What are outliers in a box plot

Answers

The outliers are maids who help the air

nnnnnnnnneeeeeeeeddddddddd help

Answers

Answer:

It is C

Step-by-step explanation:

C is the correct answer but don't quote me on it

a 42 inch diameter tablecloth that hangs off the edge 8 inches. what is the area of the tablecloth use 3.14 for pi​

Answers

Answer: 1384.74

Step-by-step explanation:

A=πr^2

radius=42/2=21

(3.14)(21)^2

3.14(441)

1384.74

15b>75.Substitute 5 for b

True or False

Answers

Answer:

False

Step-by-step explanation:

False

15*5 =75

So, 75=75

Please help :)

A sample of 60 Grade 9 students' ages was obtained to estimate the mean age of all Grade 9 students. X = 15.3 years and the population variance is 16.

a. What is the point estimate for μ?

b. Find the 95% confidence interval for μ.

C. Find the 99% confidence interval for μ.

d. What conclusions can you make based on each estimate?

(No links or you get reported)​

Answers

i linked the ACTUAL answer in the comments on a website i found to the answer to your question. get the app socratic it helps. it’s legit i promise

A full set of adult teeth has 160% as many teeth as a full set of baby teeth. How many teeth are there in a full set of adult teeth if there are 20 teeth in a full set of baby teeth

Answers

Answer:

The adult has 32 teeth

Step-by-step explanation:

20*.1.60=32

Answer:

32

Step-by-step explanation:

100% - 20   60% (20x0.60) 12 20+12 32

Simplity 6.5/2 squared

Answers

1.625

:)

can i have brainliest???? :')

Answer:

42.25/4

Step-by-step explanation:

6.5 x 6.5 equals 42.25 and 2 x 2 equals 4 and can't be simplified into whole numbers unless you want decimal. which is 10.5625

Mary made two 8 ounce drinks each in a separate cup. The first cup has 4 ounces f coffee and four ounces of milk. The second cup has 6 ounces of coffee and 2 ounces of milk. After she stirred the two drinks really well, she took out a third cup that was empty. She poured 2 ounces from the first cup ad 4 ounces from the second cup into the third cup. How many ounces of coffee are in the third cup

Answers

Answer:

6 ounces

Step-by-step explanation:

First cup = 4 ounces of coffee + 4 ounces of milk

= 8 ounces drink

Second cup = 6 ounces of coffee + 2 ounces of milk

= 8 ounces drink

She poured 2 ounces from the first cup and 4 ounces from the second cup into the third cup.

Third cup = 2 ounces from the first cup + 4 ounces from the second cup

= 2 + 4

= 6 ounces drink

Ounces of coffee are in the third cup = 6 ounces

Which of the following expressions is represented by the number line below?
A. -6 - 5
B. 6 + (-4)
C. -6 + 4
D. 6 - (-4)

Answers

The answer is c if your in ed2020

Identify the angle relationship. Which equation can be used to solve for x?
(4x + 1)
170

Answers

Answer:

680x + 170

Step-by-step explanation:

calculate the product

4[tex]x[/tex] x170 +170=

680x+ 170

to (7x – 5) – (3x – 2)?

Answers

Answer:

x=0.75

Step-by-step explanation:

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