(9x – 9)
(3x + 9)°/B
Find the measure of ABC

(9x 9)(3x + 9)/BFind The Measure Of ABC

Answers

Answer 1

Answer:

<ABC = 54 degrees

Step-by-step explanation:

Taking the sum of angle on the straight line ABD as 180 degrees

3x+9 + 9x - 9 =180

12x = 180

x = 180/12

x =  15 degrees

Since <ABC = 3x+9 (vertically opposite angles)

<ABC = 3(15)+9

<ABC = 45+9

<ABC = 54 degrees


Related Questions

Which number could not be value of x
A.8
B.9
C.12
D.21

Answers

C I think sorry if I’m wrong

Gupty travelled 75 km 800 m by car and travelled 1800 km 40 m by aeroplane.How much did she travel altogether?

Answers

Answer: 1875km 840m

Step-by-step explanation:

From the question, we are informed that Gupty travelled 75km 800m by car and travelled 1800km 40m by aeroplane.

The distance that she travel altogether will then be:

= 75km 800m + 1800km 40m

= 1875km 840m

Suppose two different diameters are drawn on a circle. Explain how you can use these diameters to find the center of the circle.

Answers

Answer:

the diameter of a circle always passes the center, by knowing two diameters, you know the center is where they intersect

Step-by-step explanation:

yeah

A leather coat originally cost 125.99 and is on sale for 25% off. What is the new price of the leather coat

Answers

The new price would be $31.49

Answer: $94.49

Step-by-step explanation:

125.99 x 25/100

125.99 x 0.25

you save = $31.50

final price = original price - discount

final price = 125.99 - 31.4975

final price = $94.49

7 - 5x = 10 - (6x + 7)
Pls show the steps

Answers

Answer:

x = -4

Step-by-step explanation:

Each square below represents one whole
What percent is represented by the shaded area?
19

Answers

Answer:

The answer is 3/4 or 75%

Step-by-step explanation: It is this because the square is split into 4 sides so only 3 of the sides are filled in so it's 3/4

1 3/4 are shaded. Then it is 175%.

Read the question and type your response in the box provided. Your response will be saved automatically.
John has $40. He will use some of the money to buy CDs, and he wants to have at least $10 left to put in his savings account. Each CD costs $6. Write an inequality to represent this story and solve the inequality.

Answers

Answer:

Step-by-step explanation:

6x-10<= 40

6x<= 30

X<= 5

Expand and simplify (x + 3)(x - 1)

Answers

I hope it helps you ❤️❤️❤️❤️

howwwww do you solve this

Answers

Answer:

pay attention in class or be gifted with super smarts

Step-by-step explanation:

Answer:

x = 2

Step-by-step explanation:

4x - 2 = 2x + 2

4(2) - 2 = 2(2) + 2

x = 2

Please Help!! Fast!!

Answers

Answer:

Use " m-a-t-h-w-a-y " for this.

Step-by-step explanation:

A student received a coupon for ​%18 off the total purchase price at a clothing store. Let y be the original price of the purchase. Use the expression below for the new price of the purchase. Write an equivalent expression by combining like terms

Answers

Answer:

Final cost of item = initial price(1 – rate)

Step-by-step explanation:

y(1 – .18) = .82y

What’s the inverse of this function?

Answers

Answer:

Step-by-step explanation:

First replace f(x) with y

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

Then switch the variables

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

Solve for the new y value

[tex]x-2=-2y\\[/tex]

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

-x/2+1
X over 2 as a fraction

The ratio of blue skittles to red skittles in Tayler's bag is 3 to 4. If there are 20 red
skittles in Tayler's bag, how many total skittles does Tayler have? *
HELPPP ASAPPP PLEASE

Answers

Answer:

Tayler has 35 SHKITTLES IN ALL

Step-by-step explanation:

Since Tayler has 20 red Skittles, and the ratio of blue skittles to red skittles is 3 to 4, that means that Tayler has 3/4 as many blue skittles as she does red skittles. 3/4 of 20 is 15

20 + 15 = 35

Thus, Tayler has 35 skittles

SHKITTLES lol

A moving van ramp is 72 inches in length. The top of the ramp can be adjusted to any height up to 20 inches. The ramp is set so that the distance across the ground from the bottom of the ramp to the ground underneath the top of the ramp is 70 inches. What is the height of the ramp above the ground? Round the answer to the nearest tenth of an inch.
2.0 inches
10.0 inches
16.9 inches
69.2 inches

Answers

Answer:

C.    16.9

Step-by-step explanation:

Answer:

C.

Step-by-step explanation:

Simplify the expression -3 (5p-4) + 8

Answers

Answer:

-15p+20

Step-by-step explanation:

Which expression will help you find the area of the triangular bases?

3•12
8•3
1/2•8•3
8•12

Answers

Answer:

The correct answer is 1/2×8×3.

What is the answer!??

Answers

Answer:

x=131

Step-by-step explanation:

Hope 131 is the answer to this

A backpack is on sale for 30% off. If the sales price is $15.75, what is the original price?

Answers

Answer:

$20.47

Step-by-step explanation:

What is the sum of the degrees of the interior angles of a 19-gon

Answers

Answer:

3060 degrees

Step-by-step explanation:

The formula is  (n-2)*180  

Plug the 19 in (19 - 2) * 180 = x  

17 * 180 = 3060 degrees

Which number produces an irrational number when added to 0.4?
B. 0.444...
C.2/7

Answers

Answer:

B.

Step-by-step explanation:

Please help!! Giving brainliest and extra points!! (Click on photo)

Answers

Answer:

10

Step-by-step explanation:

If J + K = 90 degrees and K = 45 degrees, J has to be 45 degrees.

3x+15=45

-15       -15

3x=30

/3    /3

x=10

Pls help me!!!

2.5 Ib= oz

Answers

Answer:

40 ounces

Step-by-step explanation:

1 pound = 16 ounces

Answer:

The answer is...

Step-by-step explanation:

40 oz is how many oz are in 2.5 lb

Hope this helped

:)

HELP!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!

Answers

Answer:

Your answer would be 189

Step-by-step explanation:

if you break the figure in to smaller parts you get for the two triangles 12*9/2. There are two of them, so that gets you 12*9/2+12*9/2, and all that equals 108. Finally, there is one more square in the middle, which equals 81, so 108+81=189, which is your answer.

4.2r - 12.68 = 10
how to sole it to plz

Answers

r=5.4

4.2r-12.68=10
+12.68 +12.68
4.2r=22.68
4.2/4.2 22.68/4.2
22.68/4.2= 5.4

Hope this helps! Have a great day :)

Hi there!

r=5.4

1.Add the terms:

[tex]22.68*4.2=5.4[/tex]

2.Divide the two terms:

[tex]22.68*4.2=5.4[/tex]

Therefore, r=5.4.

Solve sin⁡x=0.8 in the interval 0≤x≤360∘ Principal value: x=53.1∘ What is the other solution in the interval?

Answers

9514 1404 393

Answer:

  126.9°

Step-by-step explanation:

The sine of an angle is the same as the sine of its supplement. The other solution in the interval is ...

  180° -53.1° = 126.9°

If mDE = 113° and mBC = 67°, find mZA
Plz I need it fast

Answers

Answer:

HOPE THIS HELPS :)

Step-by-step explanation:

DOWNLOAD PHOTOMATH or copy and paste this

http://nwhsgeometry.weebly.com/uploads/3/9/8/7/39872773/unit_10_review_-_answer_key.pdf

How many triangles are inside a heptagon?

3
5
2
4

Answers

Answer:

5 triangles are in a heptagon.

I need help quick- Thanks btw :>

Answers

Answer: 3/4 feet

Step-by-step explanation:Conversion a mixed number 3 5/

12

to a improper fraction: 3 5/12 = 3 5/

12

= 3 · 12 + 5/

12

= 36 + 5/

12

= 41/

12

To find new numerator:

a) Multiply the whole number 3 by the denominator 12. Whole number 3 equally 3 * 12/

12

= 36/

12

b) Add the answer from previous step 36 to the numerator 5. New numerator is 36 + 5 = 41

c) Write a previous answer (new numerator 41) over the denominator 12.

Three and five twelfths is forty-one twelfths

Conversion a mixed number 2 2/

3

to a improper fraction: 2 2/3 = 2 2/

3

= 2 · 3 + 2/

3

= 6 + 2/

3

= 8/

3

To find new numerator:

a) Multiply the whole number 2 by the denominator 3. Whole number 2 equally 2 * 3/

3

= 6/

3

b) Add the answer from previous step 6 to the numerator 2. New numerator is 6 + 2 = 8

c) Write a previous answer (new numerator 8) over the denominator 3.

Two and two thirds is eight thirds

Subtract: 41/

12

- 8/

3

= 41/

12

- 8 · 4/

3 · 4

= 41/

12

- 32/

12

= 41 - 32/

12

= 9/

12

= 3 · 3/

3 · 4

= 3/

4

For adding, subtracting, and comparing fractions, it is suitable to adjust both fractions to a common (equal, identical) denominator. The common denominator you can calculate as the least common multiple of the both denominators - LCM(12, 3) = 12. In practice, it is enough to find the common denominator (not necessarily the lowest) by multiplying the denominators: 12 × 3 = 36. In the next intermediate step , cancel by a common factor of 3 gives 3/

4

.


PLS ANSWER THIS FAST!! I NEED HELP ASAP​

Answers

Answer:

HECF

Step-by-step explanation:

I FOUND THIS FUN BUT I DONT KNOW IF ITS RIGHT

^Solve for x. Please help me if you can I really need the answer

Answers

Answer:

x ≈ 25.1

Step-by-step explanation:

Using the sine ratio in the right triangle

sin26° = [tex]\frac{opposite}{hypotenuse}[/tex] = [tex]\frac{11}{x}[/tex] ( multiply both sides by x )

x × sin26° = 11 ( divide both sides by sin26° )

x = [tex]\frac{11}{sin26}[/tex] ≈ 25.1 ( to 1 dec. place )

"Correct" Answer:

53

Step-by-step explanation:

It's automadically 90 degrees because it's an acute angle, so you add 11 + 26 which gives you 37. Subtract 90 from 37 and it gives you 53, the variable.

26 + 11 = 37

90 - 37 = 53

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