Find the distance along an ark on the surface of the earth that subtends a central angle of 10 minutes (1 minutes 1/60 degree) The radius of the earth is 3960 miles around to the thousands

Answers

Answer 1

Answer:

11.52 miles

Step-by-step explanation:

We know that the length of an arc L = Ф/360 × 2πR where Ф = angle subtended by arc and R = radius of circle.

Now since Ф = 10 minutes = 10 × 1 minute = 10 × (1/60)° = (1/6)° and R = radius of earth = 3960 miles

So  L = Ф/360 × 2πR

= (1/6)°/360 × 2π(3960 miles)

= 1/2160 × 7920π

= 3.67π

= 11.52 miles


Related Questions

The unit rate for a gym membership is $?
per month.

Answers

Answer:

let mw know if im wrong but i think the answer would most likely be 150

Answer:

9,15

Step-by-step explanation:

3x3=9

3x5=15

both timed by 3 and they are both rates so there you go hope this helps!

Write the equation of a line that is perpendicular to the given line and that passes through the
given point.
y-2= 7/3 (x + 5);(-4,9)
Oy-9=-3/7(x-4)
Oy-9= 3/7(x-4)
Oy- 9= -3/7(x+4)
Oy- 9= -3/7(x+4)

Answers

Answer:

[tex]y-9=-\frac{3}{7} (x+4)[/tex]

Step-by-step explanation:

Slopes are negative reciprocals when two lines are perpendicular

[tex]m= - \frac {3}{7}[/tex]

Equation of straight line in point-slope form is given as

[tex]y-y_1=m(x-x_2)[/tex]

Here [tex](x_1, y_1)= (-4, 9)[/tex]

[tex]y-9=-\frac{3}{7} (x+4)[/tex]

The equation of line passes through the point (-4, 9) will be;

⇒ y - 9 = - 3/7x - 12/7

What is Equation of line?

The equation of line in point-slope form passing through the points

(x₁ , y₁) and (x₂, y₂) with slope m is defined as;

⇒ y - y₁ = m (x - x₁)

Where, m = (y₂ - y₁) / (x₂ - x₁)

Given that;

The point on the line are (-4, 9).

And, The perpendicular line is,

⇒ y - 2 = 7/3 (x + 5)

Now,

Since, The equation of line passes through the point (- 4, 9).

So, We need to find the slope of the line.

Since, The product of the slope of perpendicular line is - 1.

Hence, Slope of the perpendicular line is,

⇒ y - 2 = 7/3 (x + 5)

m = dy/dx = 7/3

m = 7/3

Thus, The equation of line with slope - 3/7 is,

⇒ y - 9 = - 3/7 (x - (-4))

⇒ y - 9 = - 3/7 (x + 4)

⇒ y - 9 = - 3/7x - 12/7

⇒ y = - 3/7x + 9 - 12/7

⇒ y = - 3/7x + 51/7

Therefore, The equation of line passes through the point (-4, 9) will be;

⇒ y - 9 = - 3/7x - 12/7

Learn more about the equation of line visit:

https://brainly.com/question/18831322

#SPJ7

It takes Luanda 1.25 hours to wash and dry a load of laundry. How many minutes does it take luanne to wash and dry a load of laundry?

Answers

60 minutes in an hour therefore... 1 hour (60 min) + .25 of 60 min (15min) = 75 min

what is the value of a?​

Answers

Answer:

A=60

Step-by-step explanation:

Add 28+20+12

A=60

Answer:

3.

Step-by-step explanation:

12a+20a+28a=180(sum of interior angle of a triangle )

or, 60a=180

or, a= 180/60

therefore ..... a=3

(BRAINLIEST) HELP ASAP!!

Answers

Answer:

0?

Step-by-step explanation:

just need help on first one.​

Answers

Answer:

1st one because they make less than the actual house

Tanisha used this table to compare the number of school yearbooks purchased

Answers

Answer:

I can't see the question

Step-by-step explanation:

The sum of 13 and twice n

Answers

Answer:

13 + 2n

Step-by-step explanation:

Is 2x + y2 = 5 a function?

Answers

Answer:

yes

Step-by-step explanation:

its a straight line and does not touch each other

A clothing store is raising the price of all its sweaters by $3.00. What is an expression that could be used to find the new price of a sweater that originally cost d dollars? *

Answers

Answer:

x+3

Step-by-step explanation:

Answer:

Step-by-step explanation:

The expression would be d + 3.

You're raising $3 in every sweaters cost so d is the cost of the sweater and you add 3 to raise $3 in the price.

How do you divide fraction (in the simplest form)

Answers

Answer:

1/3 divided by 5/4

So we divide both the top by 3 and the bottom by 3 and so our final answer would be 4 over 7. So that's our simplified fraction

-------------

Invert and multiply:

Take the reciprocal of the divisor and multiply the dividend. The top and bottom are being multiplied by the same number. Since that number is the reciprocal of the bottom part, the bottom becomes one.

Find the biggest common number:

It could be said to be a "more correct" method. This is the correct way since, you can’t divide apples by oranges in the same way as you can’t divide fifths by fourths.

Answer:

Step-by-step explanation:

You find the biggest common number you can divide the numerator and denominator.

For example, we have our answer is 8/12 so you can divide it into 1,2, and 4. 8/12 divide by 1/1 =   8/12. 8/12 / 2/2 = 4/6. 8/12 / 4/4 = 2/3.

So the answer is 2/3.

please help me please will give brainliest

please show your work ​

Answers

Answer:

A

Step-by-step explanation:

Area of shape A:  (3x² + 2)(7x² + 4x + 8) = 21x^4 + 12x³ + 38x² + 8x + 16

Area of shape B: (3x² + 2)(3x² + 2) = 9x^4 + 12x² + 4

Difference:  12x^4 + 12x³ + 26x² + 8x + 12

describe transformation y=(x+5)^2 -19

Answers

Answer:

y=x^2 +10x+6 should be the answer

Step-by-step explanation:

Help with number one please and thank youuu

Answers

The answer is to the top question is (false)

Answer:

6x-12=8x-16

6x-8x=12-16

-2x=-4

x=2

So it's TRUE

Peter started to deposit 5000 philippine pesos quarterly in a fund that pays 1% compounded interest. How much will be in the fund after six years?

Answers

Answer:

1. Answer: F = P123,514.09

Step-by-step explanation:

1. Peter started to deposit P5,000 quarterly in a fund that pays 1% compounded quarterly. How much will be in

the fund after 6 years?

1. Answer: F = P123,514.09

The fund after six years is 123,514.09.

Given that,

Peter started to deposit 5000 philippine pesos quarterly in a fund that pays 1% compounded interest. The rate is 0.25% quarter. The time period is 6 years so quarterly it is 24.

Based on the above information, the calculation is as follows:

Given that,

PV = 5,000

PMT = 0

NPER = 24

RATE = 0.25%

The formula is

=-FV(RATE,NPER,PMT,PV,TYPE)

After applying the above formula, the future value be 123,514.09.

Learn more:  brainly.com/question/24169758

can u answer these for me thank u. first 2 only

Answers

I think it’s r or q I’m not sure I tried pls brainlest
It’s R (happy b-day)

The radar radius on the map
is 1000 ft. What is the
circumference of the radar?

Answers

6,283.19, since we're using 2π(radius). so if we plug it in, we have 2π times 1000. hope this helped a bit !!

Help me please!!!!!!!!!!!!!!!!

Answers

Answer:

C is the answer if you count 8 down, if not. sorry

Answer:

c. -3, -4 if you go 8 numbers down from point P then that's what you should get.

Find the measure of the arc. Please help!

Answers

Answer:

The value of mEFD = 214°

Step-by-step explanation:

Given that the measure of the degree of one of the central angles of an inner circle is 146°.

We know that sum of all central angles is 360°.

In other words, in our case

mEFD + 146° = 360°

Thus, we can determine the mEFD using the equation

mEFD + 146° = 360°

so subtracting 146° to both sides

mEFD + 146° - 146°  = 360° - 146°

mEFD = 214°

Therefore, the value of mEFD = 214°

whats 45/13 in decimal form rounded to the nearest tenth

Answers

Answer:

45/13 in decimal form rounded to the nearest tenth:

[tex] \frac{45}{13} = 3.46 ≈\boxed{3.5}(approx) \\ [/tex]

Answer=3.5

Step by step: 45/13=3.5

brainliest please help i'm a bit confused!

Answers

Answer:

y= 15x+35

Step-by-step explanation:

Answer:

y=15x+35

Step-by-step explanation:

It increases 15 per hour (slope)

And Initial is 35 y-intercept

(20 POINTS!!!)
What is the measure of
A. 60°
B. 80°
C. 110°
D. 120°

Answers

Answer:

A. 60 degrees

Step-by-step explanation:

The sum of the abgles in a triangle is 180°. We are already given 96° and 24°.

so we will subtract the given values from 180 to find the third angle

180-(96+24)=180-120=60°

The answer is A. 60°

Can somebody Help me pleaseee ??

Answers

Answer:

15.49

Step-by-step explanation:

A^2+B^2=C^2

What is the location of a point 3/4 the distances from -5 to 7?
A.-2
B.9
C.1
D.4

Answers

A is the answer hope this helps

Fine the total earnings based on the given information Base salary: $42,000 total sales : $175,000 commission :4%

Answers

Answer: $49,000

Step-by-step explanation:

Total earnings = Basic salary + commission

Commission = 175,000 * 4%

= $7,000

Total earnings = 42,000 + 7,000

= $49,000

The ratio of red marbles to blue marbles in a jar is 2 to 5. If there are a total
of 56 marbles in the jar, how many are red?
8 red
40 red
16 red
7 red

Answers

There are 16 red marbles

Lily drives 90 miles in 2 hours. If she drives at the same rate, how far does lily travel in each of the following time intervals: 1 hour, 1/2 hour, and 3 hours? Please solve in at least two different ways. You could make a bar model, double number line, ratio table, or graph

How far does she drive in 3 hours

Answers

Answer:

1 hour= 45 miles

1/2 hour=22.5 miles

3 hours= 135

Step-by-step explanation:

just work out one hour by halving 90 miles which is 45. Then work out the rest by halving again and multiplying by 3.

Answer:

1st way:

90/2=45

1 hour = 45 miles

45/2=22.5

0.5 hour = 22.5 miles

45+22.5=67.5

1.5 hour = 67.5 miles

67.5x2=135

3 hours = 135 miles

2nd way:

90 miles - 2 hours

1 hour - 60 minutes

60x2=120

90/120=0.75

1 minute - 0.75 miles

0.75x60=45

1 hour = 45 miles

60:2=30

60+30=90

0.75x90=67.5

1.5 hour = 67.5 miles

60x3=180

0.75x180=135

3 hours = 135 miles

The Solomon family uses up a
1
2
-gallon jug of milk every 3 days. At what rate do they drink milk?

Answers

Derslerinde başarılar dilerim ben Türkçe biliyorum İngilizce ama ben de seni çok seviyorum 1. Derslerinde başarılar dilerim bir
4 gallons per day
12gal/3days = 4gal/1day

45 and a third divided by one sixth and then write a sentence to show work and create multiplication of number

Answers

Answer:

272

Step-by-step explanation:

45 and a third = 45 1/3

one sixth = 1/6

hence:

45 and a third divided by one sixth =

= 45 1/3 ÷ 1/6

= 136/3 ÷ 1/6

We convert to multiplication by converting 1/6 to its reciprocal which is 6/1

Hence:

= 136/3 ×6/1

= 272

Answer please need answer brainliest i give you for right answer

Answers

Answer:

I belive It would be Quadant IV (d) if I did everything right sorry if I am not correct.

Please tell me if im not correct thank you.

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