how to prove triangles are congruent

Answers

Answer 1

Answer:

Step-by-step explanation:

If two angles and the non-included side of one triangle are equal to the corresponding angles and side of another triangle, the triangles are congruent.

Answer 2

Answer:

by four method

Step-by-step explanation:

1st by AAA

2nd by AA

3rd by SSS

4th by SAS


Related Questions

which equation represents the line that has a slope of 4 and passes through the point (2, 7)?
(A) y = 4x - 1
(B) y = 4x + 15
y=x+4
D y =
= 2x-4

Answers

Answer:

A) y = 4x - 1

Step-by-step explanation:

y = mx + b

y = 4x + b

7 = 4(2) + b

7 = 8 + b

-1 = b

y = 4x - 1

PLS I NEED HELP I ONLY HAVE 15 MINS I BEG YOU PLEASE!! :(
In the year 1984 the average American used to eat 55.7 pounds of chicken. This was 2.8 pounds more than the the year 1982 average. By what percent did chicken consumption increase from the year 1982 to the year 1984?

Answers

To solve this, we need to use the z statistic. The formula for z score is:

z = (x – u) / s

where x is sample value = less than 90, u is the sample mean = 90.6, s is the standard deviation = 17.2

z = (90 – 90.6) / 17.2

z = -0.035

From the standard distribution tables:

P (z = -0.035) = 0.4860

Therefore there is about 48.60 % chance that it will be less than 90 pounds

Answer:

I think it increased by 0.05.

Step-by-step explanation:

If you subtract 2.8 from 55.7 you'll get 52.9. So I would divide 55.9 by 52.9 and get 1.05. I then would subtract 1.0

Pls help me this was due a long time ago ❤️

Answers

Answer:

between 2014 and 2015

Step-by-step explanation:

PLLLLLEEEAAAAASSSSEEE ANSWER NEED HELP!!!!!!!!!!!!!!!!!!!!!! WILL MARK 5 STARS!!!!!!!!!!!!!!!!

Answers

Answer:

UT = 8

Step-by-step explanation:

From the picture, we can make the following equation...

5 + 2x - 6 = x + 6

By solving it we get

5 + 2x - 6 = x + 6

2x - 1 = x + 6

2x = x + 7

x = 7

Therefor if UT = 2x - 6, then UT is equal to...

2x - 6 = UT

2(7) - 6 = UT

14 - 6 = UT

8 = UT

Water flows from a pipe at a rate of 4 feet per second. How many feet will it flow in 20 seconds?

Answers

the answer is 80 i did this

✨ Easy points for those who are good at finding slope ✨
( The question is “Which Graph Matches the Following Equation” )

Answers

Answer:

2nd one

Step-by-step explanation:

y=2x-1 meaning start off at -1 rise 2 run 1. not sure if that makes sense but yea the answer is the second one.

Find the measure of this angle.
Need help please and to show the work

Answers

Answer:

measure of angle MFZ: 19

Step-by-step explanation:

lets solve the equation x+9=2x-1

add 1 to 9

x+10=2x

subtract x from 2x

10=x

let us plug in 10 in for x+9

(10)+9

19

I hope this helped you :)

Write the equation of the line in slope-intercept form (y = mx + b) that has a slope of 4 and passes through the point (0,2).

Answers

Answer:

I need a graph.

Step-by-step explanation:

You can also use rise over run to help you. However if you are stating me that 4 is slope. Then it will be y=4x+ something because I am not sure if 2 is the y intercept even though its on the y-axis.

A function is shown
f(x)=2/3x+3 what is the value of f(12)

Answers

Answer:

11

Step-by-step explanation:

f(12) = 2/3x+3

So, replace x with 12.

2/3(12) + 3

2/3 x 12 = 8

8 + 3 = 11

please help

please help








Answers

Answer: 72/48 unless you have to simplify which would be 3/2 or do you want decimal?

Step-by-step explanation:

5x + 3x - 2 = 22

Number only please.

Answers

x=3

5x+3x-2=22

8x-2=22

8x=24

x=3

Answer: the answer is x

Step-by-step explanation:

5*x+3*x-2-(22)=0

Solve : 8 = 0

Solve : x-3 = 0

x = 3

Do anyone know this answers

Answers

Answer:A. 20 B. 70 C.20 D. 70 E. 70

Step-by-step explanation:

Hope this helps!

a:20
b:70
c:20
d:70
e:110

Step by step:

E + 70 = 180 thus, E = 110

A + 70 = 90 thus, A = 20

A + B = 90 thus, B = 70; because A would be equal to 20

B + C = 90 thus, C = 20; because both sides are 90 degrees

E + D = 180 thus, D = 70; because E would be equal to 110

Solve the equation for y. Type out your steps to solve this problem as you are showing your work:
7(y + 3) = 5y + 8

Answers

Answer:

-13/2

Step-by-step explanation:

7(y+3)=5y+8

7y+21=5y+8

7y-5y+21=8

2y+21=8

2y=8-21

2y=-13

y=-13/2

Answer:

y = -6.5

Step-by-step explanation:

simplify: 7y+21=5y+8

put like-terms together and simplify: 2y=-13

(like-terms: 7y-5y=8-21)

divide both sides by 2: y=-6.5

twice a number x, minus 17

Answers

Answer:

2x - 7

Step-by-step explanation:

Twice a number x means x times 2, which can be written as 2x

Minus 17 from 2x

4. Your job as a carpenter pays $20/hour and you worked 40 hours last week. The taxes
withheld from your wages were $83 federal tax and $19 state tax. Your total check is
a. $698
b. $720
c. $810
d. $912

Answers

Answer:

698.00 (A)

Step-by-step explanation:

20.00x40=800.00

83.00+19.00=102.00

800.00-102.00=698.00

The total amount of the check will be $698. Then the correct option is A.

What is Algebra?

The analysis of mathematical representations is algebra, and the handling of those symbols is logic.

Your job as a carpenter pays $20/hour and you worked 40 hours last week.

Then the amount that you earn in 40 hours will be

⇒ $20 x 40

⇒ $800

The taxes withheld from your wages were $83 federal tax and $19 state tax. Then the total amount of the check will be

⇒ $800 - $83 - $19

⇒ $800 - $102

⇒ $698

The total amount of the check will be $698. Then the correct option is A.

More about the Algebra link is given below.

https://brainly.com/question/953809

#SPJ2

Which rule describes the composition of transformations that maps figure ABCDE to figure A" B" C" D" E"?​

Answers

Answer:

It would be the fourth choice.

Step-by-step explanation:

To get ABCDE to A'B'C'D'E', you need to reflect the shape across line M. Then to go from A'B'C'D'E' to A''B''C''D''E'', you need to rotate about point C 180⁰.

It was first reflected across the x axis which would be line m. And since point c is the same place for the two bottom images , after the reflection it was rotated on point c.

The answer should be the 4th choice

PLEASE HELP ME IF YOU GET IT RIGHT THEN I WILL GIVE YOU BRAINLIEST JUST HELP ME I BEG OF YOU

Answers

Answer: Jody can buy at most 63 sheets of paper

Step-by-step explanation:

you would start by subtracting $18.25 from the total $40, which leaves you with $21.75

you then do 21.75 ÷ (divided by) 0.34

that gives you 63.971, and you can only buy whole sheets of paper, you round to 63 and thats your answer

Which expression is equivalent to ( xy -6)2 for all values of x and y where the expression is defined?

Answers

Answer:

 ( x y -6)²  =  x² y² - 12 xy + 36            

Step-by-step explanation:

Explanation:-

Given that the expression ( x y -6)²

Apply formula (a-b)² = a² -2ab + b²

( x y -6)² = (xy)² - 2 × xy× 6 + (6)²

             = x² y² - 12 xy + 36

( x y -6)²  =  x² y² - 12 xy + 36            

Answer:

xy^36

Step-by-step explanation:

PLEAS HELP QUICK What is the volume of the figure?

Answers

Answer:

1530 cubic cm

Step-by-step explanation:

(18*4*10) + (9*9*10) = 1530

Question 6: How many miles are there in 4 kilometers?Hint: 1 km 0.6 mi
Round your answer to the nearest tenth.
O 24
O 2.4
2.40
24.0

Answers

Answer:

B

Step-by-step explanation:

C would also be the correct answer but its not rounded to the nearest tenth.

It takes 4 pounds of apples to make 6 cups of applesauce.

Select all the rates that are equvalent to the rate in the statement above.

Group of answer choices

5:7

10:15

6:9

1:2

14:21

8:10

Answers

Answer:

Step-by-step explanation:

4lbs of apples to 6 cups of apple sauce

we can write this as 2:3

the correct choices: 6:9 and 14:21

what is the slope of graph Pls Help

Answers

Answer:

The slope is 1/2

i believe

Step-by-step explanation:

Use the rise/run method

find value of x. write your answer in simplest radical form ​

Answers

7 √2.

Step-by-step:

I used the Pythagorean theorem.
Then I simplified √98 to 7 √2.

2. Ajar contains 10 marbles, 6 marbles are red, and 4
marbles are blue. If 2 marbles are chosen one at a time
without replacement, what is the probability that the first
marble will be blue and the second marble will be red?
A: 3/16 B: 6/25 C: 1/8 D : 12/45
Independent or Dependent:
Final Answer:

Answers

Answer:

A

Step-by-step explanation:

Note that there are 16 total marbles. A is simply a set of sequential events. On the first, you have 10/16 chances to draw a red. Supposing this red is not replaced, the chance of drawing a second red will be 9/15; therefore, the probability of A is (10/16) * (9/15) = 0.375. Event B is translated into 2 events: Blue + (White or Red) or (White or Red) + Blue. The probabilities of each of these events, added together would be (2/16) * (14/15) + (14/16) * (2/15) = 0.2333333333; therefore, A is more probable.

How do you write 156 in scientific notation?

Answers

Answer:

Why is 156 written as 1.56 x 10^2 in scientific notation?

Step-by-step explanation:

trigonometry problem​

Answers

Answer: -3π/2

Step-by-step explanation:

The unit circle is tricky, but here are some things to know:

When measuring angles, you usually move in the counter-clockwise direction. If you are moving clockwise (like shown in your picture), the angle will be negative. The unit circle is typically measured in radians, not degrees

              - To convert from radians to degrees, multiply by 180/π

              - To convert from degrees to radians, multiply by π/180

The whole unit circle measures 2π (360 degrees). This means that the positive x-axis can be referred to as 0 or 2π, the positive y-axis is referred to as π/2, the negative x-axis is referred to as π, and the negative y-axis is referred to as 3π/2.

              -If the angle is negative, switch the signs of the axis above.

The information above is all you need to answer the above question, but if you want/need anything else on the unit circle, just let me know.

HELP I NEED HELP ASAP

Answers

the answer is for your question is B

Is the following relation a function?

Answers

It is not a function because if you draw a straight line on the graph shown, it will pass more than one point. Basically the graph passes a line from more than one points it is not a function. If it passes only one point than it is a function.

Hope this helps and thank you !!

A bicycle shop normally sells for 569.99. it is now on sale for 30% off. As an employee. Johnny is able to save an extra 15% off the sale price. How much, to the nearest dollar, would Johnny need to pay for the bicycle?

Answers

Answer:

$339.14

Step-by-step explanation: 569.99 * 30%=171.

569.99-171.=398.99

398.99*15% = 59.85

398.99-59.85=339.14

f(t) = 2t - 3
f(1) =

Answers

Here’s how I solved it
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