what is the measure of angle r in triangle QRS shown below, given r=10 q=20 and Q=100 round answer to the nearest tenth

HELP PLEASE

Answers

Answer 1

Answer:

29.3°

Step-by-step explanation:

Given triangle QRS with:

∠Q = 100° is opposite to q = 20∠R = ? is opposite to r = 10

Use the law of sines to solve:

sin 100 deg / 20 = sin x / 100.98 / 2 = sin ∠R  (rounded)sin x∠R = 0.49∠R = arcsin 0.49∠R = 29.3° (rounded)

Answer 2

Answer:

29.5

Step-by-step explanation:

original had 29.3 which is not an option. 29.5 is right.


Related Questions

Convert. (13/5) into a mixed number.

Answers

Answer:

2 3/5 :)

Step-by-step explanation:

convert 30 minutes into seconds​

Answers

Answer:

1800 seconds.

Step-by-step explanation:

30 × 60 = 1800

Hopes this helps:

Answer: 1800 seconds

Just multiple the time value by 60.

All of the following numbers are rational except _____.

Answers

Answer:

D 1.44

Step-by-step explanation:

the answer is the last one 1.44

Answer:

√17

Step-by-step explanation:

√121 = 11

√25 = 5

√1.44 = 1.2

√17 is an irrational number/

Students in a school are asked to pick either football, rugby or tennis to play in their lesson.

The number of students who picked football and rugby are in the ratio of 5:4
The number of students who picked rugby and tennis are in the ratio of 12:25

125 students picked tennis.Work out how many students picked football.

Answers

Step-by-step explanation:

let x be rubgy liked let y football liked

x/125=12/25

ansx=60

again

y/60=5/4

ans y=75

football liked students are 75

How many people were surveyed in the bar graph 9 30 18 25​

Answers

Answer:

30

Step-by-step explanation:

9 + 9 + 6 + 5 + 1 = 30

Find the length of the rectangle.

7 mi

Area = 56 sq mi

1

A. 21 mi

B. 8 mi

C. 30 mi

D. 4 mi

Answers

Área # 56 sq mi
1
A) 21 mi
the answer is 21 mi which is A

The sum of Theorem states that the sum of all angles in a triangle is_____.

Answers

Answer:

180°

I hope it's helps you

What is the answer please help no links I will report

Answers

Answer:

links.

Step-by-step explanation:

Answer:

the answer is essentially A

Which of the following is not a possible value for a probability?

Answers

you didnt list the options

Answer:

the answer is 11/10, but be sure to list the answer choices next time, okay?

Step-by-step explanation:

a p e x :))

this figure to solve the problems.
3.65 m
2.24 m
2.57 m
2.24 m
3.65 m
Part A. Name the polygon.
cm
Part B. Enter the perimeter, in centimeters, of the
figure.
cm

Answers

Answer:

(a) Pentagon

(b) Perimeter= 1435cm

Step-by-step explanation:

Given

[tex]Side\ lengths: 3.65m, 2.24m, 2.57m, 2.24m, 3.65m[/tex]

Though the question has a missing attachment, it can still be answered

Solving (a): The name of the polygon

Since we are given 5 side lengths, we can say that the polygon has 5 sides.

Such polygon is referred to as, a pentagon

Solving (b): The perimeter (in cm)

To do this, we simply add up the side lengths

[tex]Side\ lengths: 3.65m, 2.24m, 2.57m, 2.24m, 3.65m[/tex]

[tex]Perimeter= 3.65m+ 2.24m+ 2.57m+ 2.24m+ 3.65m[/tex]

[tex]Perimeter= 14.35m[/tex]

Convert to cm

[tex]Perimeter= 14.35*100cm[/tex]

[tex]Perimeter= 1435cm[/tex]

Tina walked her dog 12 blocks. This is twice the number of blocks she walked yesterday. How far did Tina walk her dog yesterday?​

Answers

Answer: Hello, your Answer is Below ^^

Your Answer Is 6

Step-by-step explanation:

I Got the answer 6 Because 6 x 2 = 12

Tina Walked 12 blocks and Half of 12 Is 6

Hope this helps  you!

Have a great Day!

~Rainbow~

Answer:

the correct answer is 6

Step-by-step explanation:

since twice = 2 you'll need to do 12 divided by 2

which is equal to 6.

or you can simply just think what number is twice in 12.

Coach Elyson claims that 90% of her volleyball serves are good serves. The captain of the team thinks Coach Elyson has a lower rate of good serves. To test this, 50 of the coach’s serves are randomly selected and 41 of them are good. To determine if these data provide convincing evidence that the proportion of Coach Elyson’s serves that are good is less than 90%, 100 trials of a simulation are conducted. The team captain’s hypotheses are: H0: p = 90% and Ha: p < 90%, where p = the true proportion of Coach Elyson’s serves that are good. Based on the results of the simulation, what is an estimate of the P-value of the test?


A dotplot. A number line labeled simulated sample proportion of good serves goes from 80 to 98 percent. 80, 2; 84, 13; 86, 11; 88, 12; 90, 23; 92, 12; 94, 14; 96, 10; 98, 3.


0%

2%

4%

98%

Answers

Answer:

The correct answer is: 2%

Step-by-step explanation:

Took the quiz

5 t-shirt cost R120.how much will 9t-shirt cost​

Answers

Answer:

5 t-shirt = 120

1 t-shirt = 120/5= 24

9 t-shirts = 24*9= 216

rs 216

Please help me with this problem

Answers

Answer:

B

Step-by-step explanation:

Please try and answer my questions aswell :) have good day

Evaluate 3.2x0.4/
0.016?​

Answers

The answer is down below this

True or False: When conducting a survey of a group of people, you must interview every person in that population.

Answers

The answer to this is true

ANSWER ONLY IF YOU KNOW ( no links or ill report you)

Answers

Step-by-step explanation:

[tex]C=2\pi r[/tex]

[tex]C=2*\pi *28[/tex]

[tex]C=56\pi[/tex]

Yes, it is because the circumference is always [tex]2\pi[/tex] times the amount of the radius.

-12=-8z+12 please need help​

Answers

Answer:

z=3

Step-by-step explanation:

-12=-8z+12

-12-12=-8z

-24=-8z

-24/-8=z

z=24/8

3=z

z=3

Answer and Step-by-step explanation:

To solve for z, we have to get everything away from z.

First, subtract 12 from both sides of the equation.

-24 = 8z

Now, divide each side by 8.

-3 = z

z is equal to -3 (negative three).

#teamtrees #PAW (Plant And Water)

What is the product of -3 and 5

Answers

Answer:

-15

Step-by-step explanation:

have a good day/night

may i please have a branliest

What is 1/6 as a decimal?
Give your answer rounded to 3 decimal places.

Answers

Answer:0.16666

Step-by-step explanation:

As we know that

Therefore, 1/6 or 0.16666... can be written rounding off to three decimal digits such as: 0.1666... 0.167  (rounding off to three decimal digits)

middle school math problem.....

Answers

Answer:

hi bro how are yuo join this meeting i will say you ans

Step-by-step explanation:

Answer:

Part A: 27.32

Part B: 4.92

Step-by-step explanation:

25.30*.08(or 8%) is equal to 2.024

25.30+2.024=27.324=27.32

32.24-27.32=4.92

Solve each equation please?

6) 3x - 5 = 10

7) 36 = 4x + 12

8) 3(x + 2) = 36

9) 7(2x - 15) = 63​

Answers

6) Answer: x = 5

7) Answer: x = 6

8) Answer: x = 10

9) Answer: x = 12

hope it helps.

I can help with financial algebra if not just a freebie

Answers

Answer:

Well, okay then. I'll consult you if I ever need help. Thanks friend. xx

Which letters are true

Answers

Step-by-step explanation:

i would say both b and c are the the correct ones

If you can buy 6 soccer game tickets for $45.00, how much would it cost you to buy 9
soccer game tickets?

Answers

Answer:

$67.50

Step by Step:

$45.00 divided by 6 = $7.50

$7.50 x 9 = $67.50

The Great Park Balloon in Orange County, California, is a big orange sphere with a radius of 36 feet. Find its surface area (in square feet). (Use 3.14 for . Round your answer to one decimal place.)

Answers

Answer:

16286

Step-by-step explanation:

the formula for surface area for a sphere is 4 pi r^2

So substitute for r and you get  4pi*1296 then do 3.14 * 4 * 1296 and you get 16286.02 then round it to one decimal (it cancels out) and you get 16286.


The locations, given in polar coordinates, for two ships are (8 mi, 63°) and (8 mi, 123°). Find the distance between the two ships.

Answers

Answer:

It can therefore be noted that all angles are equal and thus the resulting triangle is actual an equilateral triangle and thus all the sides are equal. It can be concluded that the ships are 8 miles apart.

The group of decimals in ascending order is:
A 261,2; 261,3; 261,342; 261,4
B. 261,2; 261,3; 261,4; 261,342
С 261,342; 261,4; 261,3; 261,2
D 261,4; 261,342; 261,3; 261,2
E 261,03; 261, 30; 261,33; 261,003​

Answers

Answer:

A

Step-by-step explanation:

it's just going from least to greatest

Write an expression representing the perimeter of the rectangle as the sum of the four side lengths.

Answers

Answer:

2x+ 2(x+4/5)

Step-by-step explanation:

Perimeter = 2l + 2w

l = x

w = x+4/5

please help me solve this

Answers

9514 1404 393

Answer:

  sin(θ) ≈ -0.92

  cos(θ) ≈ 0.38

  tan(θ) = -2.40

Step-by-step explanation:

Let r represent the distance of the point from the origin. The Pythagorean theorem tells us ...

  r² = (5)² + (-12)²

  r² = 169

  r = √169 = 13

The trig relations for a point on the terminal ray are ...

  (x, y) = (r·cos(θ), r·sin(θ))

Then ...

  sin(θ) = y/r = -12/13 ≈ -0.92

  cos(θ) = x/r = 5/13 ≈ 0.38

  tan(θ) = y/x = -12/5 = -2.40

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