Suppose that a is an angle with sin A = 3/7 and a is not in the second quadrant. Compute the exact value of 10 a. You do not have to rationalize the denominator. Please answer it

Answers

Answer 1

Answer:

The exact value of [tex]10\cdot a[/tex] is [tex]253.77^{\circ}[/tex].

Step-by-step explanation:

Sine function is a bounded function between -1 and 1 and positive in the first and second quadrants. From statement we deduct that [tex]a[/tex] is in the first quadrant, that is, [tex]0^{\circ}< A < 90^{\circ}[/tex]. Then, we determine the angle by inverse trigonometric function:

[tex]A = \sin^{-1} \frac{3}{7}[/tex]

[tex]A \approx 25.377^{\circ}[/tex]

Then, the exact value of [tex]10\cdot a[/tex] is [tex]253.77^{\circ}[/tex].


Related Questions

The ratio of length to width on a rectangle is
11:3. The perimeter of the figure is 308. what is the
width of the rectangle

Answers

Answer:

[tex]Let~the~length~of~rectangle~be~'l'~and~its~width~be~'b'.\\According ~to ~question,\\l:b=11:3\\or, \frac{l}{b} =\frac{11}{3} \\or, l = \frac{11b}{3}\\Also,\\Perimeter~of~the~rectangle=308\\or, 2(l+b)=308\\or, l+b=154\\or, \frac{11 b}{3}+b =154 \\or, \frac{11b+3b}{3} =154\\or, 14b = 154(3)\\or, b=33 units\\So, ~the~width~of~rectangle~is~33units.[/tex]

Alternative method:

[tex]Let~the~length~and~width~of~the~rectangle~be~11x~and~3x.\\Given,\\Perimeter~of~the~rectangle = 308\\or, 2(11x+3x)=308\\or, 14x = 154\\or, x = 11\\Now,\\Width~of~the~rectangle,3x = 3(11)=33 units\\So,~the~width~of~the~rectangle~is~33units.[/tex]

Will mark brainliest if someone answers this

Answers

i cant see the picture its blocked :((( (im on a chromebook)

It costs $14.50 to rent a canoe and $6 to use the canoe for an hour. You have $32.50. Write an equation that represents the number h of hours you can rent the canoe. An equation is BLANK =32.50.

Answers

Answer:

The answer would be, you have 3 hours to use the canoe

WILL GIVE BRAINLIEST

Answers

Answer:

Step-by-step explanation:

B, C, and D

At the organic produce store you can buy 3 bags of sweet potatoes for $20.07.
How much would it cost if you were to buy only 2 bags.

Answers

Answer:

$13.38

Step-by-step explanation:

Use proportions to solve this problem:

$20.07 / 3 bags  = X / 2 bags

multiply both sides by "2 bags" to isolate the unknown X

$20.07 * 2 / 3 = X

Therefore, X = $13.38

If you were to solve the equation x+14=22, what steps would you take to solve this equation?​

Answers

subtract 14 from 22 to isolate the variable

plz help yall I´m really bad at this

Answers

Answer:

should be -15

Step-by-step explanation:

simplify 28-(8+3)X(4-2)

Answers

Answer:

4

Step-by-step explanation:

hope it helps you in some way

simplify 28-(8+3)X(4-2)

Answer:

The answer is in the picture above:)

Step-by-step explanation:

1st, Add the number (calculate) result is 28-11x×(4-2) And Subtract the number the result is 28-11x×2. 2nd, use the commutative property to reorder the terms the result is 28-2×11x

Hope it helps:)

Please answer for all of these, I give brainiest! also points

Answers

#2: 3
#4: 8
#6: 7
#8: 7
#10: -4
#12: 3
#14: -9

Robin braided g inches of a friendship bracelet. Olivia braided 12 less than 1/3 the number of inches robin braided. Select all of the expressions that represent the total number of inches braided by robin and Olivia


I NEED DONE ASAP PLEASEEE

Answers

Answer:

Step-by-step explanation:

The correct expressions that represent the total number of inches braided by robin and Olivia is,

⇒ 4 (1/3g - 3)

What is an expression?

Mathematical expression is defined as the collection of the numbers variables and functions by using operations like addition, subtraction, multiplication, and division.

We have to given that;

Robin braided g inches of a friendship bracelet.

And, Olivia braided 12 less than 1/3 the number of inches robin braided.

Now, The total number of inches braided by Robin and Olivia = Number of inches braided by  Robin + Number of inches braided by Olivia

Hence, We get;

⇒ g + 1/3g - 12

⇒ 4/3g - 12

⇒ 4 (1/3g - 3)

Thus, The correct expressions that represent the total number of inches braided by robin and Olivia is,

⇒ 4 (1/3g - 3)

Learn more about the mathematical expression visit:

brainly.com/question/1859113

#SPJ6

Find the volume of the oblique rectangular prism with length 9 cm, width 2 cm, and height 4 cm.

Answers

Answer:

36 cm

Step-by-step explanation:

4.65 rounded to the nearest whole

Answers

Answer:

5

Step-by-step explanation:

Answer:

its 5 because the 6 is above five so it rounds the 4 to a 5 if that makes sense prob not lol

Step-by-step explanation:

two balls are chosen randomly from an urn containing 5 white, 3 black, and 2 orange balls. suppose that you win $2 for each black ball selected and you lose $1 for each white ball selected. what is the expected amount you will win from this game

Answers

Answer:

2.601

Step-by-step explanation:

Given that:

White balls, W = 5

Black balls, B = 3

Orange balls, O = 2

Total = (5 + 3 + 2) = 10

Winning = $2 for each black ball chosen

Winning = - $1 for each white ball

Sample space for making 2 selections ; order does not matter :

{WW, WO, WB, OO, OB, BB}

WW __WO __WB __OO ___OB __BB

-2 ____ - 1 __ 1 ____ 0 ____ 2 ___ 4

WW = 5C2 / 10C2 = 0.2222

WO = (5C1 * 2C1) / 10C2) = 0.222

WB = (5C1 * 3C1) / 10C2) = 0.3333

OO = (2C2) / (10C2) = 0.0222

OB = ((2C1) * (3C1)) / 10C2 = 0.1333

BB = 3C2 / 10C2 = 0.0667

Expected winning = Σx * p(x)

(-2 * 0.222) + (-1 * 0.222) + (1 * 0.333) + (0 * 0.022) + (2 * 0.133) + (4 * 0.667)

= 2.601

In a certain chemical, the ratio of zinc to copper is 4 to 11. A jar of the chemical contains 418 grams of
copper. How many grams of zinc does it contain?
It contains
grams of zinc.

Answers

Answer:

Step-by-step explanation:

Zinc:copper = 4:11

Amount of zinc = 4x

Amount of copper = 11x

11x = 418

x = 38 grams

Amount of zinc = 4x = 152 grams

Rewrite the sum as a product of two factors: 2x + (5 + x) + 5 * 2. *

Answers

An

54

How to add a great answer

ADD YOUR ANSWER

Question

Rewrite the sum as a product of two factors: 2x + (5 + x) + 5 * 2. *swer:

Step-by-step explanation:

jayfeather friend me

100 points I need help

Answers

Answer:

D is located at (-5, 2)

Answer:

point D

Step-by-step explanation:

(-5, 2) can be represented as (x, y)

This mean when x = -5, y is = 2

We need to trace the x-axis to -5 and get the corresponding point at y equals to 2

Tracing the point on the graph, we find the point D is at x = -5 and y = 2

Hence, point D is located at (-5, 2)

pls pls help me pls help me

Answers

Answer:

68m squared or the first option

Step-by-step explanation:

68m squares i hope it right

What’s the answer to A

Answers

Answer:

a=65, m=−1

a=65, m=1

Step-by-step explanation:

Answer:

-1 is the answer to A, hope this helps

Use the Pythagorean theorem to find the missing side of the triangle!!

Answers

The answer is 16 ft! Hope my work helped.

A cone has a radius of 24 cm and a volume of 1920 cm3. What is the volume of a similar cone with a radius of 18 cm?

Answers

Answer:

just divide 18 by 1920 duh

Step-by-step explanation:

a basket had 120 star apples and mangoes.if there are 90 mangoes what is the ratio of mangoes to star apples.?

Answers

Answer:

3 : 1

Step-by-step explanation:

120-90=30

90 mangoes

30 apples

90 : 30 divide both by 10

9 : 3 divide both by 3

3 : 1

Solve for a.
4/a+4 =-1/a+9

Answers

Answer:

a = -8

Step-by-step explanation:

you can solve this proportion by cross-multiplying:

4(a + 9) = -1(a + 4)

now distribute to eliminate parentheses

4a + 36 = -1a - 4

5a + 36 = -4

5a = -40

a = -8

How much interest is earned on $342.50 at 8% for three years?

Answers

the answer is $82.20 because 342.5 x .08=27.4 and 27.4 x 3=82.2

I want the answer only, Due now.

Answers

Answer:

Write the equation then try the equation with the numbers from choice A then go down. do all of them. which ever ends up equal is the right answer.

Step-by-step explanation:

I will do the math but you try it first, then ill do the math step by step in the comments, but only if you try it first. im trusting you to try.

Yesterday, Mary had n baseball cards. Today, she gave 18 away. Using n , write an expression for the number of cards Mary has left.​

Answers

Answer:

n-18

Step-by-step explanation:

What is the most specific name of the quadrilateral shown below?



quadrilateral
parallelogram
rectangle
square

Answers

Answer:

rectangle

Step-by-step explanation:

Answer:

Rectangle

Step-by-step explanation:

this is the answer

PLEASE HELP ITS URGENT
WRITE A SHORT STORY WITH A SYMBOL THAT IS A CENTRAL PLOT A CONFLICT AND A CONCLUSION MAKE SURE THE STORY HAS CHARACTERS, DIALOGUE AND SETTING

BE CREATIVE AND EXPLORE YOUR IMAGINATION MUST BE 3 PARAGRAPHS

Answers

Answer:

I don't believe this is a mathematics related question....

Step-by-step explanation:

Don't have someone write this for you though, this sounds like a fun assignment. If you need help with the terms

Central plot = what is happening. Is a king trying to fight off a dragon? A penguin trying to learn to hunt?

Conflict = what goes wrong to make the goal harder.

Conclusion = How it ends.

Characters = People or creatures in the story.

Dialogue = What people are saying.

Setting = When and where the story takes place.

If the water flows at 3 gallons per minute.
how much water would be used in 30
minutes?

Answers

Answer:

90 gallons

Step-by-step explanation:

Answer:

90 gallons

Step-by-step explanation:

5 2/3 divided by 3/2

Answers

Answer:

(5 2/3)/(3/2)

17/2×2/3

17/3

or

5 2/3

A pet store has 9 ​puppies, including 2 ​poodles, 2 ​terriers, and 5 retrievers. If Rebecka and​ Aaron, in that​ order, each select one puppy at random with replacement​ (they may both select the same​ one), find the probability that Rebecka selects a terrier and Aaron selects a retriever.

Answers

Answer:

5/162

Step-by-step explanation:

Probability of getting terrier = 2/18 = 1/9

Probability of getting retriever = 5/18

5/18 x 1/9 = 5/162

Hope that helps!

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