On the Unit Circle:
If cos x < 0 which Quadrant(s) is the angle?
1. I &IV
2. II & III
3. I &II
4. III & IV

Answers

Answer 1

Answer:

Quadrant I and quadrant IV

Step-by-step explanation:

Given that cos x< 0

x < arccos 0

x < 90degres

Since cos s positive in the first and 4th quadrant, hence the angle lies in the Quadrant I and quadrant IV


Related Questions

NEED HELP ASAP!!!!!The perimeter of a ractangle is 176 ft. If the ratio of the length to the width is 9 : 2, what is the length of each side?

(P = 2l + 2w)

Answers

P=2l+2w

l+w equals half of the perimeter

220/2=110

the ratio of the length to the width is 7:3

7x+3x=110

10x=110

x=11

7*11=77 for the length

3*11=33 for the width

A=l*w

A=77*33

A=2541 square inches for the area

maybe you are getting the formula mixed up ?!?!

complete:
a 20% x ____ = $30

Answers

Answer:

20/100*x=$30

20x/100=$30

x/5=$30

x=$30*5

x=$150

Step-by-step explanation:

20 percent of 150 equals 30 so 150 times 20 percent would give you 30

1. solve for p: p - 17 = 13
2. solve for m: 23 + m = 31

Answers

Answer:

[tex]\huge\boxed{Answer\hookleftarrow}[/tex]

1st Question :-

[tex]p - 17 = 13 \\ p = 13 + 17 \\ p = 30[/tex]

The value of p is 30.

2nd Question :-

[tex]23 + m = 31 \\ m = 31 - 23 \\ m = 8[/tex]

The value of m is 8.

ʰᵒᵖᵉ ⁱᵗ ʰᵉˡᵖˢ

# ꧁❣ RainbowSalt2²2² ࿐

Answer:

p=30, m=8

Step-by-step explanation:

1. if p - 17 = 13, then p = 13+17, which is equal to 30

2. if 23 + m = 31, then m = 31-23, which is equal to 8

Do the opposite of the sign, for instance in question 1 it's -17, so you would +17 to calculate p.

write the number into 3 significant figures 7.00956

Answers

Answer:  7.01

=================================================

Explanation:

Use a marker to highlight the first three digits on the left. That would be the 7, 0 and 0.

The digit just to the right of that second "0" is the digit "9". Since this 9 is larger than 5, we'll bump the 7.00 up to 7.01

The 0 in 7.01 is significant because it's between two nonzero values. So we have three sig figs here.

Is 5.585786438 rational or irrational

Answers

From what I have learnt:

The number has an ending so it is rational

Irrational numbers don't end, e.g. π (3.1415926...)

Can someone please help me

Answers

Answer:

if I am correct the answer should be 2

3x −3 y −4 ⋅ 3x 3 y 3

Answers

the answer to this question is
-
1
2

3

3
+
3


3

A baseball card that was valued at $200 in 1980 has increased in value by 7% each year. Write a function to model this situation, then find the value of the card in 2016

Answers

Answer:

$2284.6

Step-by-step explanation:

Given data

Principal= $200

Rate= 7%

Time= 1980-2016= 36 years

The expression for the exponential model is given as

A= P(b)^t

b=1+r-----------because will are dealing with increase

A= P(1+r)^t

A=200(1+0.07)^36

A= 200(1.07)^36

A= 200*11.423

A=$2284.6

The value of the card is $2284.6

help please i need help please

Answers

Answer:

B and D

Step-by-step explanation:

A ladder is placed 10 feet away from a tree. The length of the ladder is 25 feet. Find the height of the tree?

STEP BY STEP PLS I WILL MARK BRAINLIEST PYTHAGORUS THEOREM

Answers

C^2= a^2 + b^2
C= 25^2 + 10^2
C= (25)(25)+ (10)(10)
= 625 + 100
= 725
square root of 725 is 26.9 ; you can round to the nearest tenth which will be 27 feet ! hope i helped(:

how to represent -23/6 on number line​

Answers

Change the improper fraction to mix number
So -23/6 = -3 5/6
Make a number line with (on the left) -4, -3, -2 -1 , 0 , 1, 2, 3, 4
Then put a dot very close to -4 BUT not on -4

help me plzz sorry for asking this much ​

Answers

Answer: the answer is D. this took sometime but if you find another question like this solve it like this|

Step-by-step explanation: if you're already given the perimeter then that is the area so how to find the lengths if you're given the width is to multiply or divide! if you're using multiplication then use the width to divide so let's say you're area (perimeter) is 32! that means if you're given 4cm as the lengths then you have to use table knowledge  to find the width now if we know the 4x table then that means there is 8 x 4=32 so that means that the width is 8 thats an example!

which list of numbers is ordered from least to greatest help pls​

Answers

Answer: B

Step-by-step explanation:

If you change them all to decimals.

4.8% = .048

1/20 = .05

4.1 x [tex]10^{-1}[/tex] = .41

[tex]\sqrt{4}[/tex] = 2

So, that would be least to greatest.

make m the subject in the relation
[tex]2m - x + 3y \h = 2y \p[/tex]

Answers

Answer:

[tex]m = \frac{-y+x}{2}[/tex]

Step-by-step explanation:

[tex]2m - x + 3y = 2y[/tex]

Take [tex]-x[/tex] and [tex]+3y[/tex] on the other side of the equal to sign:

[tex]2m = 2y +x-3y[/tex]

Now solve for y:

[tex]2m = -y +x[/tex]

Take 2 one the other side of the equation:

[tex]m = \frac{-y +x}{2}[/tex]

Hope this helps :)

A sum of money is divided between A, B and C in the ratio 10:6:4. If B receives 515 more
than C , how much will A get and what is the total sum of money?

Answers

Answer:

Amount A get = 2,575

Total amount = 5,150

Step-by-step explanation:

Given:

Ratio between A,B and C = 10:6:4

Assume;

Common ration is 'a'

So,

Amount A get = 10a

Amount B get = 6a

Amount C get = 4a

So,

Amount B get - Amount C get = 515

6a - 4a = 515

2a = 515

a = 257.5

Total amount = 10a + 6a + 4a

Total amount = 20a

Total amount = 20(257.5)

Total amount = 5,150

Amount A get = 10a

Amount A get = 10(257.5)

Amount A get = 2,575

solve for r. r - 4.5 < 11

Answers

Answer:

r < 15.5

Step-by-step explanation:

r - 4.5 < 11

r (- 4.5 + 4.5) < 11 + 4.5

r < 15.5

its r < 15.5 LMK if you want me to explain

Question 44.
What is the value of the expression 6 (A) -5 when A=3​

Answers

Answer:

13

Step-by-step explanation:

6(A)-5

Sub 3 into A

6(3)-5

Multiply 3 by 6

18 - 5

=13

Answer:

6(3)-5

18-5

=13

Step-by-step explanation:

Please solve for x. Round to nearest tenth, if necessary.

Answers

Answer:

9.8

Step-by-step explanation:

=5.9 . tan 59° = 5.9 × 1.66 = 9.8

Find the exact length of the third side.
30
72

Answers

The third side is 78

Because of the special right triangles (5, 12, 13) these give numbers are multiples so by finding the common multiple i was able to determine the final side length given it is a right triangle

The image below shows F with perpendicular tangent lines at points A and B.

Answers

Step-by-step explanation:

a) A & B are tangent points and that makes angle AFB = 90°

b) Since line DB is a diameter, that makes arcADB a semicircular arc.

c) We know that A & B are tangent points which makes the figure AFBC a square.

Violet buys a premium sound system that is on sale for 40% off the original price. The original price is $224 more than the sale price

Answers

Answer:

The original price was of $560, while the sales price was of 560 - 224 = $336.

Step-by-step explanation:

Original price:

x

Sales price:

224 less than the sales price, that is:

x - 224.

On sale fo 40% of the original price:

So the sales price is 100 - 40 = 60% = 0.6 of the original price. That means that:

[tex]x - 224 = 0.6x[/tex]

[tex]0.4x = 224[/tex]

[tex]x = \frac{224}{0.4}[/tex]

[tex]x = 560[/tex]

The original price was of $560, while the sales price was of 560 - 224 = $336.

Which is a true statement based on the dot plots below?
10 20 30 40 50 60
10 20 30 40 50 60
Set A

Answers

Set a is less symmetric than set b

Liz records her pet hamster's weight once every month for one year. How many observations does she make?

Answers

Answer: 12 observations

Step-by-step explanation:

1 year = 12 months

Number of observations = 1 per month

Therefore number of observations

for a year = 1 × 12

= 12 observations.

students who buy tickets at a local movie theater receive a 10% discount on the price of a ticket. what is the total price for the 4 students tickets if the regular cost per ticket is $6.00.

options- $21.60, $26.40, $6.60, or $5.40

Answers

Answer:

$21.60

Step-by-step explanation:

Answer:

Answer is $ 21. 60

Step-by-step explanation:

$22 or 21.60 in decimal form

Step-by-step explanation: $6.00 - 10% is 5.4

5.4 + 5.4 +5.4+5.4 is 21.60

you can also round this off and get the answer as $ 22 .

Hope this answer helps you :)

Have a great day

Mark brainliest

A company makes fish tanks in the shape of right rectangular prisms. The company has an order for a fish tank that must be exactly 4 feet long and hold at least 35 cubic feet of water. The company wants to save money on materials and will make the tank with the smallest surface area possible. The dimensions of the tank must be in whole foot increments and a top is included in the construction What dimensions for the width and height of the fish tank will satisfy the requirements

Answers

The dimensions for the width and height of the fish tank will be 4 feet and 2 feet .

What is dimension?

Dimension is the measurable extent of a particular kind, such as length, breadth, depth, or height.

According to the given problem,

let , b = is the width of the fish tank

h = is the height of the fish tank given that , hold at least 35 cubic feet of water .

so ,

4×b×h ≥ 35

⇒ h ≥ 35/4b

now , surface area of the fish tank

⇒ 4b + 2× 4h + 2× bh

now substitute the value of h

here

⇒ ≥ 4b +70/b + 35/2

⇒ ≥ 40(70)^1/2 + 35/2 (if and only if b= (70)^1/2 / 2 , the equal sign holds )

therefore ,

= (70)^1/2 / 2 b ≈ 4.18 so b is 4 . when b = 4 ,

h = 35 / 4 × 4 = 2.1875 round off h = 2

so , the minimum surface area of fish tank is

⇒ 4×4+ 2× 4×2 + 2× 4×2⇒ 48

hence , the height and the width of the fish tank is 2 and 4 .

learn more about dimension here :brainly.com/question/27022535

#SPJ2

Let d = cost, in dollars, of 1 hot beverage
3 hot chocolates + 2 lattes + 1 donut = 820.70
3d +20 +0.95 = 20.70

Answers

Answer:

Answer: HC, HT, CT

Step-by-step explanation:

2 !DIFFERENT! DRINKS so it can’t be HH, CC, TT

Step-by-step explanation:

.....

A theatre has seats arranged in rows of 24, three hundred eighty -two(382) people attend a show at the theatre. What is the smallest number of rows that is needed to seat these people?

Answers

Answer:

Smallest number of rows that is needed to seat these people = 16

Step-by-step explanation:

Given - A theatre has seats arranged in rows of 24, three hundred eighty -two(382) people attend a show at the theatre.

To find - What is the smallest number of rows that is needed to seat these people?

Solution -

Given that,

Total number of seats in a Row = 24

Let us assume that, there are x rows

As.

There are 382 people in the Theatre

So,

Minimum seats required is

24 x = 382

⇒x = 382 ÷ 24

⇒x = 15.91

i.e.

Smallest number of rows that is needed to seat these people = 16

what is the answer? please helppp

Answers

Answer:

1/4

Step-by-step explanation:

Probability is: (ways to get a desired result) / (total possible outcomes)

Choosing a yellow ball would be a desired result.

So, using the numbers that the question gives us,

(3 ways to get a yellow ball) / (12 golf balls total) =

3 / 12 =

1 /4

The answer is 1/4 chance.

Answer:

3/12 0r 1/4 <--- Simplified

Step-by-step explanation:

so there are 3 yellow which are in 12 gold balls so

it would be 3/12 or simplified 1/4

Figure D is the result of a transformation on figure C. which transformation would accomplish this?

PLEASE HURRY

Answers

Answer:

A translation 1 unit left and 2 units up

Step-by-step explanation:

1) look at the point at the very bottom-we can call that point A

2) that point on figure C would be at (3,-5)

3) if you move it to the left one and up two, you get that same point but on figure D

So, the answer is the second option

The table below shows the values of f(x) and g(x) for different values of x. One of the functions is a quadratic function, and the other is an exponential function. Which function is most likely increasing exponentially?

Answers

Answer:

G(x) or at least in the question i hae seen but i do not see your table so just gonoff of what i say below becase it might be f(x)

Step-by-step explanation:

Exponetial funtions are when you have a power of, for example g(x)=1+6x^2

It increases at a rather fast pace because of the power of 2 in this equaion when if it did not have thepower of 2 it would increase at a slower pace

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