Mathematics High School

Two angles of a triangle measure 120 and 40°.
What is the measure of the third angle of the triangle?
A. 38°
B. 48°
C. 128°
D. 308°
PLS HELP

Answers

Answer 1
The answer is the letter C

Related Questions

PLEASE HELP WILL GIVE BRAINLIEST. IM AN EXPERT AND THSI IS STILL HARD. 18+20.

Answers

Answer:

38

Step-by-step explanation:

. The equation y=5+0.5x represents the cost of getting a car wash and using the vacuum for x minutes. What is the y-intercept?

The y-intercept is 5.
The y-intercept is -5.
The y-intercept is 6.
The y-intercept is -6

Answers

The correct option is A. The y intercept is 5 and the slope is 0.5. When you write the equation in slope intercept form, by finding the x and y values, it is y=0.5x+5, therefore the y intercept is 5. You can find out by graphing the equation also but it wouldn’t be necessary.


Solve the system of equations below.
2x - y = 26
3x - 2y = 42

Here are the answer choices

A. (8,1)
B. (3,2)
C. (10,-6)

Answers

It’s would have to be b.

Need help pls I don’t really remember functions if anyone could pls help that would be great pls and thank you.

Answers

The third one is not a function

because there is two different outputs (y values) for on input (x value). The X value 4, can’t have and input of 1 and 2

PLZ HELP HURRRY. Select the correct answer. which statement is true about the slope of the graphed line? ​

Answers

Answer:

B

Step-by-step explanation:

Answer goes up one and to the left one

Step-by-step explanation:

Math pls help for 26 points

Answers

Answer:

77

Step-by-step explanation:

5) f (x) = −3x + 5
g(x) = 3x2 − 2x
Find f (x) + 5g(x)

A) 15x2 − 13x + 5
B) 5x3 + 12x − 5
C) 3x2 + 17x + 25
D) 3x2 − 17x + 25

Answers

what is the actual equation or question? so o can answer

Can the intersection of a plane and a line segment be a ray ?

Answers

Answer:

No, it can not. I searched Brainly and people have asked this question before which always ended in the same answer, no.

Step-by-step explanation:

Find the value of x. Then find the angle measures of the triangle.
3x°
40°
Sum of angle
measures: 180°

Answers

3x + 40 + x = 180
-40. -40
——————————-
4x. 140
—. ——-
4. 4

x = 35

Answer:

x=35°

3x= 105°

Step-by-step explanation:

[tex]40 + 3x + x = 180[/tex]

[tex]40 + 4x = 180[/tex]

[tex]4x = 180 - 40[/tex]

[tex]4x = 140[/tex]

[tex]x = \frac{140}{4} [/tex]

[tex]x = 35[/tex]

[tex]3x = 3(35) \\ 105[/tex]

F(x)=2/3x+9x
What is the value of f(12)?

Answers

Answer:

116

Step-by-step explanation:

To find f(12), plug in 12 as x in the equation:

f(x) = 2/3x + 9x

f(12) = 2/3(12) + 9(12)

f(12) = 8 + 108

= 116

So, f(12) = 116

The milligrams of aspirin in a person's body is given by the equation a=500(3/4) ^t, where t is the number of hours since the patient took the medicine. How much aspirin will be in the patient's body after two hours?

Answers

2/3 ^t will be left in the pt body

The amount of aspirin that will be present in the patient's body after two hours is 281.25 milligrams.

How to evaluate a given mathematical expression with variables if values of the variables are known?

You can simply replace those variables with the value you know of them and then operate on those values to get a final value. This is the result of that expression at those values of the considered variables.

For this case, we have:

Amount of aspirin in a person's body (in milligrams) after t hours of taking the medicine is:

[tex]a = 500\times(\dfrac{3}{4})^t[/tex] (in milligrams)

For t = 2 hours, we get:

[tex]a = 500\times(\dfrac{3}{4})^2 = 281.25 \: \rm milligrams[/tex]

Thus, the amount of aspirin that will be present in the patient's body after two hours is 281.25 milligrams.

Learn more about evaluating a function at a value  here:

https://brainly.com/question/2753269

PLEASE HELPP WITH THIS QUESTION

Answers

Well I just learned about this so I think it’s Paulo!
Hope this helps
P.s, no explanation because I am bad at explaining these :)

HELP ASAP PLEASE !! answer choices are in the pic

Answers

Answer:

25 s

Step-by-step explanation:

700/112=6.25

6.25*4=25

Answer:

28 s (the fourth option)

Hope it helps.

Step-by-step explanation:

A taxi charges $1.25 per mile and a flat fee of $2.75. How much would Maria pay for a 5 mile ride?

Answers

Answer:

9

Step-by-step explanation:

so you write the expression 2.75+1.25x= ?

If we subsitute the X for 5(miles) the we'll have the expression 2.75+1.25(5)= ?

and if you simplify that you will get 9.

Alright I'm stressed out because of school in order to get 10 points tell me how your day was

Answers

Answer:

It's been pretty boring

Step-by-step explanation:

Where I live, we are still in lockdown and it sucks :/

Answer:

it was ight

Step-by-step explanation:

THIS IS INTEGERS WITH MULTIPLICATION AND DIVISION


Abbie borrowed $60 from her mom , $80 from her dad and $20 from a friend . If she earned $100 at the job , how much more money does she still need to pay everyone back ?


O. $25

P. $60

Q. $100

R. $80

Answers

Answer:

$60 rupeeshe still should pay

how coordinates change when we add or subtract outside the function?​

Answers

Answer:

if c is positive, the graph is shifted up. If c is negative, the graph is shifted down. Informally: Adding a positive number after the x outside the parentheses shifts the graph up, adding a negative (or subtracting) shifts the graph down.

Step-by-step explanation:

hope this helps

The equation P = 2m + 15 represents the price P (in dollars) of a bracelet, where m is the cost of the materials (in dollars). The price of a bracelet is $115. What is the cost of the materials? Explain your reasoning.​

Answers

Answer:

50

Step-by-step explanation:

115 = p

115 = 2m + 15  

-15          -15

100 = 2m

/2      /2

50 = m

If you take away like I did in this method it will get you answer (backwards PEMDAS)

Marc enjoys running. The graph shows how far Marc ran over time. Use equivalent ratios to find how far Marc ran in 7 minutes. (You need a label with your answer to get full credit. *

Answers

Answer:

420

Step-by-step explanation:

The graph bellow shows that 60 per minute is the distance that marc ran

so i would have to multiply

60 by 7 which equals 420

Hope this helps

Find the value of x that makes m ∥ n.

Answers

X is 60 degree :) . Brainliest pls

Answer:

x=60

Step-by-step explanation:

X+2x=180degree because it is co interior angle

3x=180

X=180/3

X=60.

Verification

X+2x=180

60+2(60)=180

60+120=180

George bought 2.45 pounds of tofu and 1.62 pounds of fish. How many more pounds of tofu did he buy than fish?

Answers

Answer:

George has a seafood addiction

Step-by-step explanation:

You have point D (4, 2) that is rotated 180 degrees about the origin, what are the coordinates of D'? Type answer as an ordered pair: (x, y)

Answers

Answer:

-4,-2 I think

Step-by-step explanation:

IT'S TIMED NEED HELP ASAP! Which property of similarity can be used to prove triangles LKJ and ZYX are similar? A) SAS B) AA C) SSS D) Not enough information given

Answers

Answer:

It was A

Step-by-step explanation:

I took the quiz

The property that is used to prove triangles LKJ and ZYX are similar is AAS. Hence, option B is correct.

What is a triangle?

The basic polygonal shape of a triangle has three sides & three interior angles. This is one of the fundamental shapes in geometry and is particularly associated. It has three connected vertices. Triangles can be divided into a variety of categories according to their sides and angles.

As per the given information in question,

There are two triangles given,

Δ JKL and Δ XYZ

As we can see,

∠ J = ∠ X

∠ K = ∠ Y and,

Side KL = YZ

So, by angle-angle side, the triangles are similar.

To know more about Triangle:

https://brainly.com/question/2773823

#SPJ2

how do you find the hypotenuse

Answers

Given two right triangle legs
Use the Pythagorean theorem to calculate the hypotenuse from right triangle sides. Take a square root of sum of squares:
c = √(a² + b²)

-8 + 5 ( 1 + x) = 2x - 20
multi step equation, please solve ill give brainliest (with steps)

Answers

Answer:

The answer is x=-17/3

Step-by-step explanation:

The Steps:

-8 + 5(1 + x) = 2x - 20

-8 + 5 + 5x = 2x - 20

-3 + 5x = 2x - 20

-3 + 3x = -20

3x = -17

x = -17/3

Hi I need help asap ! Brainlyest included
I will Not give brainlyest if not right . Pls and THANK YOU!!!!

Answers

Answer: Above 16 = 4. Under 5 = 10. Above 8 = 4 or 2. THIS IS ALL I KNOW-

Step-by-step explanation:

find the next numbers 5, 1, 7, 0, 9, -1, 11...

Answers

Answer:

7,13,6

Step-by-step explanation:

you must take the number minus 4 then add 6 minus 7 then add 9, minus 10 then add 12.

A housepainter mixed 5 gal of blue paint with every 9 gal of yellow paint in order to make a green paint. Which ratio of gallons of blue paint to gallons of yellow paint will make the same shade of green paint?

the are the awnsers :
a:30 : 54
b:6 : 10
c:10 : 45
d:27 : 15

Answers

Answer:

a

Step-by-step explanation:

5 times 6 = 30

9 times 6 = 54

Answer:

was it correct the guy above me answers?

How do I find the x in this special triangle?

Answers

Answer:

x=5

Step-by-step explanation:

a^2+b^2=c^2

a=4

b=3

c=x

4^2+3^3=x^2

16+9=x^2

25=x^2

5=x

3(x+5)=15
A.3
B.0
C.1/3

Answers

Answer:

x=0

Step-by-step explanation:

letter B

Answer:

B

Step-by-step explanation:

Take the three outaide the parentheses and distribute to both terms inside the parentheses. You would then get 3x+15= 15

subtract 15 from the left and right.

3x=0

Which means that x=0/3

So x=0

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