in the diagram,the measure of angle ACB is 25 degrees. what is the measure of angle AOB?

In The Diagram,the Measure Of Angle ACB Is 25 Degrees. What Is The Measure Of Angle AOB?

Answers

Answer 1

Answer:

m<AOB = 50°

Step-by-step explanation:

<ACB = 25° is an inscribed angle of the circle.

<AOB is a central angle of the circle.

Thus, based on the inscribed angle theorem which states that an inscribed angle is ½ the measure of the central angle, therefore:

m<ACB = ½(m<AOB)

Substitute

25° = ½(m<AOB)

Multiply both sides by 2

2*25 = m<AOB

m<AOB = 50°


Related Questions

Find the area of this figure please

Answers

Answer:

A. 122cm^2

Step-by-step explanation:

We can find the area of this figure by finding the area of each rectangle, then combining the areas.

The formula for area of a rectangle is simple; the formula is length x width.

The first rectangle has side lengths of 12 and 6.      

12 x 6 = 72.

The area of the first rectangle is 72 cm.

Now, for the second rectangle.

Formula: length x width

10 x 5 = 50

The area of the rectangle is 50 cm.

Now we add both areas.

50 + 72 = 122 cm.

Therefore, the area of the figure is 122 cm^2.

What is 8/9 - (2/3)² ?​

Answers

Answer:

4 over 9, 4/9

Step-by-step explanation:

have a good day:)

i think it’s 4/9 sorry it’s wrong

The linear equation y=-2x+3 has a positive slope of 2, true or false

comment and answer

Answers

Answer:

Hi! The answer to your question is False. The actual answer is -2

Step-by-step explanation:

☆*: .。..。.:*☆☆*: .。..。.:*☆☆*: .。..。.:*☆☆*: .。..。.:*☆

☆Brainliest is greatly appreciated!☆

Hope this helps!!

- Brooklynn Deka

please help i need to know asap!

Answers

Answer:

QR because its is more responsible than PR

Plz chooses one more question because I already answered one

Answers

Answer:

C and E

sorry for the late answer

Hope it helps!Hope it helps!:)

If the effective annual interest rate of a loan is 14.6%, what is the nominal annual interest rate, correct to one decimal
place, if interest compounds monthly?

Answers

Answer:

13.7%

Step-by-step explanation:

Nominal interest rate = [tex](\sqrt[m]{1 + effective annual interest rate} - 1 \ ) m[/tex]  

where m = number of compounding = 12

([tex]\sqrt[12]{1.146}[/tex] - 1 ) x 12 = 0.137054 = 13.7%

To round to one decimal place means that there should be only one figure after the decimal place.

Percent of change from 30 to 90?

Answers

Answer:

200

Step-by-step explanation:

First: work out the difference (increase) between the two numbers you are comparing.

Increase = New Number - Original Number.

Then: divide the increase by the original number and multiply the answer by 100.

% increase = Increase ÷ Original Number × 100.

Answer:

200%

Step-by-step explanation:

The change (increase) is 60.

60, divided by the original value 30, comes out to 2.

Multiplying this result by 100% yields 200%

can someone please help me !!!!!​

Answers

Step-by-step explanation:

14 feet = diameter

7 feet= radius

2r=d

7+7=14

hope this helped !

When you add or subtract Polynomials you end up with other......
100 points help plz

Integers
Polynomials
Whole numbers
Binomials

Answers

It will end up with other integers.

Carol bought 2 pairs of jeans at 24 each and 3 shirts she spent a total of 75 before tax what is the cost of 1 shirt
A.$8
B.$17
C.$9

Answers

Answer:$9

Step-by-step explanation:Here's what we know:

2 * 24 + 3s = 75 (the pants ($24 each) and shirts all together is $75)

 

What we need to do is isolate s

Simplify:

48 + 3s = 75

subtract 48 from both sides:

48 + 3s - 48 = 75 - 48

3s = 27

Divide by 3:

3s / 3 = 27 / 3

s = 9

 

Shirts are $9 each.

Answer:

2 x 24 = 48

48 - 75 = 27

27 ➗ 3 = 9

so the cost of 1 shirt is $9

Step-by-step explanation:

What is value of A=sin -1(2/10 rounded to three decimal places

Answers

Answer:

If you meant: A = sin-1(2/10), A = 0.201

If you meant: A = sin(-12/10), A = -0.932

Step-by-step explanation:

Use a graphical method to find estimates for the solutions of the simultaneous equations x^2 + y^2=2.25 y-x=1
NEED ASAP WILL MARK AS BRAINLIEST

Answers

Answer:

A) which graph represents the equation x^2 + y^2 = 2.25?

First, the general equation for a circle can be written as:

(x - a)^2 + (y - b)^2 = R^2

This is a circle of radius R centered in the point (a, b).

Then we can rewrite our equation as:

(x - 0)^2 + (y - 0)^2 = (√2.25)^2 = (1.5)^2

Then we have a circle centered at the point (0, 0) and with a radius equal to 1.5

Then we can see that the correct one is graph C.

b) Now we want to solve the system:

x^2 + y^2 = 2.25

y - x = 1

graphically.

To do it we need to graph both equations and see in which points do they intersect.

We already have the first equation graphed, so we only need to also graph the linear equation:

y - x = 1

y = 1 + x

An example of this can be seen in the graph below:

There we can estimate one of the intersections as (0.4, 1.4) and the other as (-1.4, -0.4)

Can someone plz help

Answers

you’d add 42.7 and 90 to get 132.7 then you’d subtract that to find the missing number and get 47.3

What is the median of the data?

11,16,12,7,23,9,5,5

Answers

Answer:

5,5,7,*9,11,*12,16,23

Step-by-step explanation:

Since, the data has an even amount of numbers once, you put your numbers in order you place your pointer fingers from the 1st to last number & continue to move closer. There is an even amount of numbers so you would have to add the 2 numbers up & then divide them by 2.

9+11=20 divided by 2=10

ylan can run a mile in 9.5 minutes. Over the next 6 months, he wants reduce his time so he can run a mile in 8 minutes or less, Which equality can Dylan use to find t, the amount of time he must cut each honth to reach his goal?​

Answers

Answer:

So I never really knew you

God, I really tried to

Blindsided, addicted

Felt we could really do this

But really I was foolish

Hindsight, it's obvious

Step-by-step explanation:

Work out
5 1/4+ 1/2 x2/3
Give your answer as a mixed number

Answers

Answer:

5 10/12

Step-by-step explanation:

using BODMAS

1/2×2/3=1/3

THEN; 5 1/4+1/3

Change 5 1/4 to 21/4 then add to 1/3

you get 70/12

divide 70÷12

answer 5 10/12

hope it helped

Find the distance between (-1,4) and (-1,12)

Answers

Answer:

8 units

Step-by-step explanation:

Since both are on the same place in terms of the x-axis, this makes it much easier. Just go from (-1,4) and move upwards upon the graph until your at (-1,12). You counted 8 units. *mic drop*

Answer:

Step-by-step explanation:

8 because [tex]\sqrt{(-1+1)^{2}+{(12-4)^{2}}[/tex] = sqrt(8^2), which equal 8

-2x+6y=12 x-3y=3 graph the equations

Answers

Answer:

here ya go bruv:

Step-by-step explanation:

:3

Answer:

The graph, with the answers, is in the picture below.

Step-by-step explanation:

−2x + 6y = 12

Slope:  [tex]\frac{1}{3}[/tex]    y-intercept: (0, 2)

LINE COLOR: RED

x − 3y = 3  

Slope:  [tex]\frac{1}{3}[/tex]   y-intercept: (0, −1)

LINE COLOR: BLUE

the probability that two cards are selected at random from a deck of cards containing a face card and diamond without replacement

Answers

Answer:

6/2652 could possibly be the answer?

it really depends on the amount

Step-by-step explanation:

Convert 1.25% into fraction

Answers

Answer:

5/4

Step-by-step explanation:

Can someone please help me out:)))) It’s a trigonometry question.

Answers

Answer:

60

Step-by-step explanation:

Soh-Cah-Toa

in this case you have an ajacent side, and the hypotenious.

cos-1 (A/H) = Theta

cos-1 (12/24) = 60 degrees

leave a thumbs up if this answers your question

Solve the quadratic equation –3x2 = 24x + 48 by factoring.

Answers

Answer:

Sure!

x = -4

Hope this helps! Brainliest please?

Please fill in the missing cells and describe the rule

Answers

Answer:

The OUT for -3 is 6, and the OUT for 1 is 2.

Step-by-step explanation:

The rule is for any x, OUT(x) = IN(x) * (x+1)

Below is showing the rule:

IN=2: 2*3=6

IN=4: 4*5=20

IN=10: 10*11=110

etc.

If I helped, a brainliest would be greatly appreciated!

WILL GIVE BRAINLIEST

Describe the end behavior of the following function:
F(x) = 2x² + x²
A. The graph of the function starts high and ends low.
B. The graph of the function starts low and ends high.
O C. The graph of the function starts high and ends high.
O D. The graph of the function starts low and ends low.

Answers

Answer:

C

Step-by-step explanation:

Translate the sentence into an inequality.
The quotient of b and 3 is less than or equal to 18.

Answers

Answer:

b/3 <= 18

I hope this helps you!

And congratulations on your first question!

find the center and radius of the circle

Answers

How do we answer is there’s no pic??

The stem and leaf plot shows the number of points scored each game during his 15 game season how many games did the team score 70 points

Answers

Answer:

the answer is 8 edge 2020

Step-by-step explanation:

can i get brainlist to

What is the circumference of the given circle? Calculate your answer to 2 decimal place value.

Answers

Answer:

56.54 will be the circumference if 9 is the radius......

Hope it helps!!!

PLEASE ANSWER ASAP I NEED HELP

Answers

Answer:

The answer should be...

[tex]117 mm^3[/tex](if your supposed to do volume)

[tex]174mm^2[/tex](if your supposed to do surface area)

Step-by-step explanation:

volume:

3 x 3 x 3 = 27

10 x 3 x 3 = 90

27 + 90 = 117

surface area:

3 x 3 x 2 = 18

3 x 3 x 2 = 18

3 x 3 = 9

3 x 10 x 2 = 60

3 x 10 x 2 = 60

3 x 3 x 2 = 18

18 + 18 + 9 + 60 + 60 + 18 - 9 = 174

20 POINTS What is the area of the figure pictured below? the figure is not drawn to scale :)
a: 197 cm^2
b: 158cm^2
c: 155 cm^2
d: 55 cm^2

Answers

Answer:

b. 158cm^2

Step-by-step explanation:

A=(b)(h)

(7)(17)=119

A=1/2(b)(h)

1/2(6)(13)=39

119+39=158

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