Subject:Mathematics ​

Subject:Mathematics

Answers

Answer 1

Answer:

x=28°

Step-by-step explanation:

2x+3x-10+50=180

5x+40=180

5x=180-40

5x=140

x=140/5

x=28°

Answer 2
Question :

The angle measure of a triangle are shown in the diagram.

What is the value of x?

Answer :

value of x is 28°

Explanation :

Given :

∠A = 50°∠B = (2x)°∠C = (3x - 10)°

To Find :

Value of x = ?

Solution :

As, In a triangle measure of all three angles is always 180°.

[tex] \sf : \implies \angle A + \angle B + \angle C = 180\degree[/tex]

[tex] \sf : \implies 50\degree + (2x)\degree + (3x - 10)\degree = 180\degree[/tex]

[tex] \sf : \implies 50 + 2x + 3x - 10 = 180\degree[/tex]

[tex] \sf : \implies 40 + 5x = 180\degree[/tex]

[tex] \sf : \implies 5x = 180\degree - 40\degree[/tex]

[tex] \sf : \implies 5x = 140\degree[/tex]

[tex] \sf : \implies x = \cancel{\dfrac{140\degree}{5}}[/tex]

[tex] \sf : \implies x = 28\degree[/tex]

[tex] \large \underline{\boxed{\bf{x = 28\degree}}}[/tex]

Hence, value of x is 28°.

Subject:Mathematics

Related Questions

A sofa with an original price of $600 is put on sale for $480.
What is the percentage discount on the cost of the sofa?

Answers

Answer:

20%

Step-by-step explanation:

Percentage discount on the cost of the sofa = 20%

What is percentage discount?

Percentage discount = (Absolute discount / Cost price) × 100

Given,

             Cost price =  $600

Absolute discount  =  Cost price - Selling price

Absolute discount  =  $600 - $480

                                = $120

Percentage discount = (Absolute discount / Cost price) × 100

                                   = (120/600) × 100

                                   = 120/6

                                   = 20%

Hence, percentage discount on the cost of the sofa = 20% .

To learn more about percentage discount visit:

https://brainly.com/question/20885539

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two boats take off in the same direction boat a is going 36 mph and left the dock at around 6 mph ahead pf boat b, boat b travels at 44 mph if the boats take off at the same time how long will it take for boat b to meet up with boat a and how far will boat b have traveled when it is in the same location as boat a

Answers

Answer:

33 miles

Step-by-step explanation:

ratio 15 to 6 in simplist form

Answers

Answer:

5 to 3

Step-by-step explanation:

15/3=5

6/3=3

Answer:

5:2

Step-by-step explanation:

15:6 can both be divided by 3, 15/3 = 5, 6/3 = 2, making the ratio,

5:2 hope i helped you (and could i have brainliest it would help me!)

solve these..
1. −4(n−5)=−62
2. 8−3t=25

Answers

Answer:

1) n= 20.5

2) t= -17/3

Step-by-step explanation:

1) -4n + 20 = -62

   -4n = -82

      n = 20.5

2) -3t = 17

     t = -17/3

Answer:

1. 20.5

2. -5.6

Step-by-step explanation:

What is the length of segment OY’?

Explain and/or show your work

Answers

Answer:

7 units

Step-by-step explanation:

Halp plz
Answer as fast as
you can it’s due today TvT

Answers

Answer:

A=112, b=100

Step-by-step explanation:

I am a bit confused on this but from the information that is given you are trying to figure out the proportion so you need to have how many strikeouts they have over the amount of (at-bats) = to x over 100 because x seems to be the probability you would have to solve for and all percents are over 100

What values of x is f=g, fg? Someone help meeeee plsss and thanks!

Answers

Answer:

f = g is only true with x being 1. f > g is true with all values less than 1, and f < g is true with all values greater than one.

Step-by-step explanation:

The graphs below should explain this.

The first one is with a step of 1/10.

The second is a step of 1/2.

The third is a step of 1.

The last one is a step of 2.

Use the distributive property to write the expression without parentheses.
8(5x+7)

Answers

Answer:

40x + 56

Explanation:

8 (5x + 7)

(8) (5x + 7)

= 8 (5x) + (8) 7

40x + 56

Josh and Lucy share some money in the ratio 7:3 Lucy receives £84 less than Josh

Answers

PLS I NEED HELP ASAP I DONT HAVE TIME IT ALSO DETECTS IF IT RIGHT OR WRONG. PLS I NEED HELP ASAP I DONT HAVE TIME IT ALSO DETECTS IF IT RIGHT OR WRONG. PLS I NEED HELP ASAP I DONT HAVE TIME IT ALSO DETECTS IF IT RIGHT OR WRONG. PLS I NEED HELP ASAP I DONT HAVE TIME IT ALSO DETECTS IF IT RIGHT OR WRONG. PLS I NEED HELP ASAP I DONT HAVE TIME IT ALSO DETECTS IF IT RIGHT OR WRONG. PLS I NEED HELP ASAP I DONT HAVE TIME IT ALSO DETECTS IF IT RIGHT OR WRONG. PLS I NEED HELP ASAP I DONT HAVE TIME IT ALSO DETECTS IF IT RIGHT OR WRONG. PLS I NEED HELP ASAP I DONT HAVE TIME IT ALSO DETECTS IF IT RIGHT OR WRONG. PLS I NEED HELP ASAP I DONT HAVE TIME IT ALSO DETECTS IF IT RIGHT OR WRONG.

What is the equation of the line that passes through the points ( − 6 , − 1 ) and (0, 2)?

Answers

Answer:

y=1/2x+2

Step-by-step explanation:

so slope = 2-(-1)/0-(-6)

=3/6=1/2

y=mx+b

plugging in the second group of cordinates.

2=1/2(0)+b

b=2

y=1/2x+2

Answer:

y=0.5x+2

Step-by-step explanation:

y=mx+c

change in y over change in x

2+1/0+6 = 0.5

m=0.5

2=0.5×0+c

2=c

y=0.5x+2

Need help ASAP! Will give brainliest for decent answer :)

Answers

So sorry I replied so late but I'll leave the answer here just in case.

Answer:

7. Domain: [0,30]  Range: [0,7]

8. f(20) = 4.67 or 4 2/3; After 20 seconds, the squirrel is 4.67 meters away from the camera.

9. x = 1.25 and x = 21.43; The quirrel is 4 meters away from the camera at 1.25 seconds and 21.43 seconds.

10. At 2.5 and 19.29 seconds

11. 10 seconds

12. The squirrel went to the back of the camera, away from its line of view.

Step-by-step explanation:

7. The line is between 0 and 30 on the x-axis and is between 0 and 7 on the y-axis.

8. The slope of the third part of the line is not a whole number, so you need to calculate it. The rise is -7 meters and run is 15 seconds, so the slope is -7/15. Plugin -7/15 into the slope-intercept form (y = mx+b) and the equation is f(x) = -7/15 x+14. Plugin x=20 into the equation:

f(20) = -7/15(20)+14

f(20) = -9.33+14

f(20) = 4.67

9. The first slope of the graph will also need to be calculated. Rise is 7-3 (4) and the run is 5. Slope = rise/run = 4/5 = 0.8. Plugin the slope into y = mx+b with the y-intercept, and the equation is f(x) = 0.8x+3. Replace f(x) with 4 and solve the equation.

4 = 0.8x+3

1 = 0.8x

x = 1.25

There is another x value that matches with f(x) = 4 in the third part of the graph, so we'll use the slope-intercept form for the previous question for this one.

4 = -7/15 x+14

-10 = -7/15 x

x = 21.43

10. The squirel is 5 meters away from the camera twice, so we'll be using the same equations for the previous question.

5 = 0.8x+3

2 = 0.8x

x = 2.5

5 = -7/15 x+14

-9 = -7/15 x

x = 19.29

11. The squirrel is 7 meters away between 5 and 15 seconds. 15-5 = 10.

12. The squirrel most likely went somehwere where the camera can't see it, and it's probably the back of it.

Can ya help me with the answer please

Answers

Answer:

2.95 !

Step-by-step explanation:

The radius is HALF of the diameter.. So since that circle has the diameter marked, you would divide 5.9 by two !! Since you end up with 2.95, that's the radius !

I hope this helps ! :D

Find the radius of both circles. Then describe the transformation/s needed to prove circle A
similar to circle B.

Answers

Answer:

radius a: 1

radius b: 2

hope this maybe helps :)

Write the equation of a line with a slope of -1 and a y-intercept of 5.

Answers

y=-1x+5 ..............

find the distance between C(5,-6) and D(5,6)

Answers

Answer:

the distance is 12 units

Step-by-step explanation:

5 and 5 are the same so we don't use those digits,

-6 and 6 are different so we use them

since - 6 and 6 are both in different quadrants we take the absolute value of both of them and add,

|-6| + |6| = |6| + |6| = 12,

therefore the distance between C: (5,-6) and D: (5,6) is 12 units. hope i helped you (and could i have brainliest if possible?)

Answer:   Distance = 12 units

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

Explanation:

The x coordinates are the same (both are 5), so we just focus on the y coordinates.

The y coordinates are y = -6 and y = 6. Subtract the two values and apply absolute value to find the distance. Let's say A = -6 and B = 6.

|A-B| = |-6-6| = |-12| = 12

or we could say

|B-A| = |6-(-6)| = |6+6| = |12| = 12

Either way, we get the same answer. The order of subtraction doesn't matter if we apply absolute value.

On a graph, plotting the two points (5,-6) and (5,6) will show that there's 12 units of space between them.

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

If you wanted, you could apply the distance formula like so:

(x1,y1) = (5,-6)

(x2,y2) = (5,6)

[tex]d = \sqrt{(x_1 - x_2)^2 + (y_1 - y_2)^2}\\\\d = \sqrt{(5-5)^2 + (-6-6)^2}\\\\d = \sqrt{(0)^2 + (-12)^2}\\\\d = \sqrt{0 + 144}\\\\d = \sqrt{144}\\\\d = 12\\\\[/tex]

Though in my opinion, I think the distance formula is overkill for this situation.

Shellie spent $10.56 on oranges that cost $0.88 per orange. How many oranges did she purchase?

Answers

Answer:12

Step-by-step explanation:

10.56/.88 is 12

Answer:

12 is the answer

Step-by-step explanation:

Pls mark as branlist

sue has a spinner, blue red green yellow white. What is the probability of the pointer landing on blue.​

Answers

Answer:

20 %

Step-by-step explanation:5 divided by 1 hundred is 20

Daniel is training for a walk-a-thon. In the first week, he walked a total five miles. In the second week, he walked a total of 7 miles. In the third week, he walked a total of 9 miles. Based on his pattern, how many miles will he walk in the fourth week?​

Answers

11. He’s increasing by 2 each week.

If you were to get 25 out of 30 on this assignment, what percent would have scored?

Answers

if you got a 25 out of 30 on an assignment, you’d score an 83.3%. :)

If cosecx = 10, then sinx is:
a. 1
b. 0.1
C. 0.5
d. None of these

Answers

Answer:

b

Step-by-step explanation:

cosecx is the reciprocal of sinx so if cosec(x) = 10 then sin (x) = 1/10

1/10 = 0.1

Which of the following is an even function?
f(x) = |x|
f(x) = x _1
f(x) = -3x
F(x) = 2x

Answers

f(x) = |x|

This is because for any value you plug into |x|, the output will be the same wether it is negative or not.

13. 27 - 21 =
14. -5 - 30 =
15. -5 - -4 =
16. -3 - 8 =
17. -9 - -6 =
18. 13 - 0 =
19. 5 - -5 =
20. -18 - 14 =
21. -6 - -28 =
22. -16 - -4 =
23. -19 - 28 =
24. 3 - 10 =

Answers

13. 6

14. -35

15. -1

16. -11

17. -3

18. 13

19. 10

20. -32

21. 22

22. -12

23. -47

24. -7

Substitute
5 - y = 32x
Y = 2x

Answers

Answer:

5/34

Step-by-step explanation:

5- (2x) = 32x     5-2x=32x      32x+2x= 34x      x= 5/34

Two oranges and five lemons cost $2.75. Two oranges and nine lemons cost $4.15. PART A) Write a system of equations and solve it using the elimination technique. PART B) Using your solutions from part A, how much would five oranges and three lemons cost?

Answers

A) 2o+5l=2.75
-2o-9l = -4.15
———————-
-4l=-1.4
l= 0.35

2o+5(0.35)=2.75
2o+ 1.75= 2.75
2o=1
O= 1/2

B) 5(0.5) + 3(0.35) = 2.5+1.05= 3.55

In ΔEFG, \overline{EG}
EG
is extended through point G to point H, \text{m}\angle EFG = (2x+1)^{\circ}m∠EFG=(2x+1)

, \text{m}\angle FGH = (6x+2)^{\circ}m∠FGH=(6x+2)

, and \text{m}\angle GEF = (x+19)^{\circ}m∠GEF=(x+19)

. Find \text{m}\angle GEF.m∠GEF.

Answers

Answer:

X+19=(6)+19=25

Step-by-step explanation:

The measure of angle GEF is 25°

What is Triangle?

A triangle is a three sided polygon , which has three vertices.

Given that;

In ΔEFG,

EG is extended through point G to point H.

m ∠EFG = (2x + 1)°

m ∠FGH = (6x + 2)°

m ∠GEF = (x + 19)°

Here, m ∠FGH is an exterior angle of ΔEFG.

And, m ∠EFG and m ∠GEF are interior angles of ΔEFG.

Since, Sum of two interior angle is equal to the value of an exterior angle.

Hence, We can formulate;

(2x + 1)° + (x + 19)° = (6x + 2)°

Solve as;

2x + 1 + x + 19 = 6x + 2

3x + 20 = 6x + 2

Subtract 3x both side;

3x + 20 - 3x = 6x + 2 - 3x

20 = 3x + 2

3x + 2 = 20

Subtract 2 both side;

3x + 2 - 2 = 20 - 2

3x = 18

Divide by 3;

x = 6

Thus, Value of m ∠GEF = (x + 19)° = (6 + 19)° = 25°

Therefore, The measure of angle GEF is 25°.

Learn more about the triangle visit:

https://brainly.com/que#SPJ2stion/17335144

What's the difference between 4 3/4 and 3 1/2

Answers

Answer:

The diffrence is that 4 3/4 is greater then 3 1/2 because if you take 4 by itself by 3 then 4 will 4 because the whole number is greater so their for the intier answer will be greater. 3 1/2 is less then 4 3/4 because the whole number is lower so their for the answer is less.

Step-by-step explanation:

I hop i helped you also if i did do it right may i get brainliest

Which of the following graphs could represent a quartic function?

Answers

Answer:

Graph d

Step-by-step explanation:

Answer:

Graph a

Step-by-step explanation:

a p e x

FREE BRAINLIEST!! ill also answer questions that you have posted if you answer correctly!!!! (32pts)

Answers

Answer:

I think it's 36

Step-by-step explanation:

help mee plz if you r wrong i will tell slenderman to come and get u

Answers

Answer: it’s -5/2 I think. You might have to dive idea if it doesn’t let you put the fraction, but that is the rise over run or y over x

Step-by-step explanation:

Could someone solve and explain 10. Thanks!

Answers

Answer:

60

Step-by-step explanation:

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