Tell whether the triangles are similar. Explain your answer.
Please help!!

Tell Whether The Triangles Are Similar. Explain Your Answer.Please Help!!

Answers

Answer 1
triangles BAC and EDF are similar as the have the scale factor 2 (meaning triangle BAC's sides are double EDF. However triangle JKL and RPQ are not similar as the ratios of all the lengths of the corresponding are not equal (I hope that makes sense x)

Related Questions

Every year, Jada's scout troop makes and sells tie-dyed shirts to raise money for charity. Short-sleeved shirts are easier to make, so they try to sell more short-sleeved shirts than long-sleeved shirts. Last year, her troop sold 20 short-sleeved shirts and 25 long-sleeved shirts. This year, her troop sold 35 short-sleeved shirts and 50 long-sleeved shirts. Which year's sales had a greater ratio of short-sleeved shirts to long-sleeved shirts?

Answers

Answer:

long-sleeved

Step-by-step explanation:

long-sleeved shirt has gained 25 more sales than last year while short sleeved shirt sales only gained 15 more sales than last year.

Answer:

Last year's sales had a greater ratio.

Step-by-step explanation:

I'm sorry if it's wrong

The tables show the amount earned by James and Paco working at the same store.

James's Hours Amount Earned
3 $35.40
5 $59.00
8 $94.40

Paco's Hours Amount Earned
2 $24.00
4 $48.00
7 $84.00
What are the two equations that can represent James and Paco's hourly wages, where h is the number of hours worked and d is the amount of money earned?

Compare the equations to determine if there is any difference between what James and Paco make each hour.

Answers

its pacos hour because as you can see he makes more i just know trust me its pacos

Use mental math, estimation, and the division algorithm to evaluate the expressions.
What is the answer ?

118.4 divided by 6.4 ?

Answers

Answer:

18.5

Step-by-step explanation:

Answer to question: 18.4

I think it’s A but I need help double checking!

Answers

Yea it’s A good work

Can someone help me out

Answers

Answer:

1) -6/-10=3/5

2) -27/10x75/18 = -2025/180 = -135/12 (or) -11 1/4 (or) -11.25

3) 7+8-9=6

4) Billions

5) No, because you can't take a negative number of classes

Step-by-step explanation:

1) -6/-10=3/5

2) -27/10x75/18 = -2025/180 = -135/12 (or) -11 1/4 (or) -11.25

3) 7+8-9=6

4) Billions

5) No, because you can't take a negative number of classes

4/5 times 1/2 WHOEVER ANSWERS IN UNDER 2 MINUTS I WILL MARK BRAINLIEST

Answers

Answer:

2/5

Step-by-step explanation:

4/5*1/2

=2/5

The answer is 0.4 in decimal form and 4/10 simplified is 2/5 in fraction form.

NEED HELP WITH GEOMETRY

Answers

Answer:

Please look down below

Step-by-step explanation:

∠1 + 69 + 47 = 180 (because straight line)

∠1 = 180 - 116

∠1 = 64

∠2 + ∠1 + 63 = 180 (because triangle)

∠2 + 64 + 63 = 180

∠2 = 180 - 127

∠2 = 53

∠3 + ∠1 = 180 (because straight line)

∠3 + 64 = 180

∠3 = 116

∠5 = ∠4 (given)

∠5 + ∠4 + ∠3 = 180

Denote ∠5 and ∠4 as x, so 2x

2x + ∠3 = 180

2x + 116 = 180

2x = 64

x = 32

∠5 = 32, ∠4 = 32

∠6 + 136 = 180 (because straight line)

∠6 = 44

∠7 + ∠6 + 47 = 180 (because triangle)

∠7 + 44 + 47 = 180

∠7 = 180 - 91

∠7 = 89

A farmer planted corn in a square field. One side of the field measures 33 yards. What is the area of the cornfield?

Answers

Answer:

the answer is 1,089 since 33x33=1,089.

Step-by-step explanation:

A= x^2    x being the length of one of the sides, since all sides are the same.

1,089 is the area of the cornfield

Solve for X

-8 - x = x - 4x

Answers

Answer:

−8−x=x−4x

Step 1: Simplify both sides of the equation.

−8−x=x−4x

−8+−x=x+−4x

−x−8=(x+−4x)(Combine Like Terms)

−x−8=−3x

−x−8=−3x

Step 2: Add 3x to both sides.

−x−8+3x=−3x+3x

2x−8=0

Step 3: Add 8 to both sides.

2x−8+8=0+8

2x=8

Step 4: Divide both sides by 2.

2x

2

=

8

2

x=4

Answer:

x=4

x = 4

Hope I helped!!!!!!!

Plz help me with this I’m stuck

Answers

Answer:

I belive the answer to this is D or A

Step-by-step explanation:

But I strongly think its A

Answer:

The answer is A

3k - 14 = 3(k – 5) +1 one solution, no solution, or infinite solution ​

Answers

Always true so it would be so THEYRE interval notation. I believe it’s infinite solution

At the beginning of the semester, a professor tells students that if they study for the tests, then there is a 55% chance they will get a B or higher on the tests. If they do not study, there is a 20% chance that they will get a B or higher on the tests. The professor knows from prior surveys that 60% of students study for the tests. The probabilities are displayed in the tree diagram.


A tree diagram. Random student studies for test is 0.6, and does not study for test is 0.4. Studies for test to Gets B or higher is 0.55; does not get B or higher is 0.45. Does not study for test to Gets B or higher is 0.20; does not get B or higher is 0.80.


The professor informs the class that there will be a test next week. What is the probability that a randomly selected student passes the test with a B or higher?


0.33

0.41

0.55

0.75

Answers

Answer:

i think it is 0.33 probably wrong

Step-by-step explanation:

i  am proably wrong

Solve.

−8y ≥ 56


y ≤ 7


y ≥ 7


y ≥ –7


y ≤ −7

Answers

9514 1404 393

Answer:

  (d)   y ≤ -7

Step-by-step explanation:

The solution is found by dividing by the coefficient of y. Since that is a negative number, the sense of the comparison is reversed.

  -8y ≥ 56

  (-8y)/(-8) ≤ 56/(-8)

  y ≤ -7

Please, please, please, please help

Answers

1,126.25 hope this helped :)
It’s 198.75 dollars
It’s C

Express the terms of the following sequence by giving an explicit formula.

9, 12 15, 18, 21

A. u(n) = n + 3, where n = 1, 2, 3, 4, . . .
B. u(n) = 6 + 3n, where n = 1, 2, 3, 4, . . .
C. u(n) = 3 + n, where n = 1, 2, 3, 4 . . .
D. u(n) = 3n, where n = 1, 2, 3, 4, . . .

Answers

Answer:

B.

Step-by-step explanation:

The common difference is + 3 so we have an arithmetic sequence.

u(n) = a1 + d(n - 1)

= 9 + 3(n - 1)

= 9 + 3n - 3

= 6 + 3n.

Combine like terms in expression below

2f + 9e - f + 3e

Answers

Answer:

12e + f

Step-by-step explanation:

2f - f = f

9e + 3e = 12

....

Answer:

f + 12e

Step-by-step explanation

(+2f) + (+9e) + (-f) + (+3e)

(2f) + (-f) = 1f or f

9e + 3e = 12e

f + 12e

A survey shows that three out of every five teenagers at a particular school with cell phones use text messaging. In a group of 90 teenagers, how many would you expect use text messaging? 34 54 56 150​

Answers

Answer:

Out of a group of 90 there would be 54 messaging  

Step-by-step:

messaging is a weird word

Which of the following is an arithmetic sequence?
O 0, 2, 4, 6, ...
1, 2, 4, 8,...
1,4, 8, 13,...

Answers

Answer:

0,2,4,6

Step-by-step explanation:

it adds 2 each time

What is the measure of ZABD?

Answers

39° because a right angle adds up to 90°

Answer:

39

Step-by-step explanation:

Amy is x years old. Jennifer is 5 years older than Amy. Their father is 4 times as old as Jennifer. Write an expression to represent the fathers age. Then write an expression to represent the sum of their ages. Make sure your final expresson is simplifed.

Answers

Answer:

Refer to explanation below^

Step-by-step explanation:

Amy = x

Jennifer = x + 5

Father = x + 5 x 4 = 4x + 5

Total = 4x + 5 + x + 5 + x = 6x + 10

find product of 5/12×6​

Answers

multiply the numerators to get 30 then denominators to get 12
so the answer is 30/12

which is 5/2

Answer:

2 and 1/2

Result in decimals: 2.5

Step-by-step explanation:

5/12 × 6/1 = 5/2 = 2 and 1/2

Result in decimals: 2.5

Calculation steps:

5/12 × 6/1 = (5 × 6)/(12 × 1) = 30/12

30 ÷ 6 = 5

12 ÷ 6 = 2

= 5/2

= 2 and 1/2

-|3| and |-3| are the same they both equal 3

Answers

False, the one with -l3l is equal to -3 because the absolute value of 3 is 3 but then you have to put the negative sign on it.

The line across which a figure is flipped is called the line of transformation.
True
False

Answers

Answer:

True

Step-by-step explanation:

Answer:

False

Step-by-step explanation:

Which of the following is not a function
{(-1,-2), (0, -3),(1,-2), (2,1)}
{(-1,-2), (0, -3), (1, -2), (2, 1)
{(-2, 2), (-1,1),(0,0),(1,1)}
{(-2,0), (2,2), (2, -2), (7,3)}

Answers

Answer:

The final set is not a function.

Step-by-step explanation:

There are two x-values that are the same, making it not a function. Notice, this is not the same in the other sets, because each x corresponds to exactly one y-value in the other functions.

Here is a pattern of squares:
Step 1
Step 2
Step 3
Write an equation to represent the relationship between the step number and the
number of squares in the pattern.
Briefly describe how each part of the equation relates to the pattern.

Answers

9514 1404 393

Answer:

y = n^2 +nupper left corresponds to n^2; lower right corresponds to n

Step-by-step explanation:

The number of squares in the upper left portion of the figure is the number in a square n on a side, so is n^2. The number of squares in the lower right portion of the figure is equal to the step number, n. A suitable equation adds these numbers together.

  y = n^2 +n . . . . where y is the number of squares in the pattern of Step n.

Answer:Your answer is...

Step-by-step explanation:

y = n^2 +n

(x - 5)2 + (y-(-3))2 = 34 (x - 5)2 + ( + 3)2 = 34 Exercises 12.2 Complete the following: 1. Find the equation of the circle having the given center and ra (a) C(0,0), r= 3 (c) C(4, 3), r = 5 (d) C(2, (b) C(-2.​

Answers

Answer:

Step-by-step explanation:

The general equation of the circle

[tex](x-h)^2+(y-k)^2=r^2[/tex]

Center = c = (h,k) , radius = r

if C = (0,0) , r = 3

The equation will be :

(x-0)^2+(y-0)^2=3^2

[tex]x^2+y^2=9[/tex]

The question is in the attachment

Answers

Answer:

120

10 12

2 5 2 6

2 3

150

10 15

2 5 3 5

Step-by-step explanation:

120= 2x2x2x3x5

150= 2x3x5x5

Multiply all the common prime factors.

2x3x5

HCF= 30

1.Encuentra de dos formas diferentes el área de las figuras mostradas en cada literal:​

Answers

Answer:

Cuadrilátero A: [tex]A = y^{2}+4\cdot y +4[/tex]

Cuadrilátero B: [tex]A = a^{2}+6\cdot a + 9[/tex]

Step-by-step explanation:

Existen dos formas distintas de determinar las áreas de cada cuadrilátero:

(i) Obtener el área de cada cuadrado y sumar los resultados.

(ii) Calcular los lados del cuadrilátero grande y determinar el área.

Cuadrilátero A

Método (i)

[tex]A = y^{2}+2\cdot y +4+2\cdot y[/tex]

[tex]A = y^{2}+4\cdot y +4[/tex]

Método (ii)

[tex]A = (y+2)\cdot (y+2)[/tex]

[tex]A = y^{2}+4\cdot y + 4[/tex]

Cuadrilátero B

Método (i)

[tex]A = a^{2}+3\cdot a +9 + 3\cdot a[/tex]

[tex]A = a^{2}+6\cdot a +9[/tex]

Método (ii)

[tex]A = (a+3)\cdot (a+3)[/tex]

[tex]A = a^{2}+6\cdot a + 9[/tex]

To ride a horse at the state fair costs $2 per minute. Paolo buys a 16-minute ride. Next time, he plans to ride 25% longer. How much will he pay?

Answers

Answer: $2.50

Step-by-step explanation: 2/16 to find what it cost for one minute. 16*1.25 because he is riding 25% more. (16*1.25) *.125

.125 if the amount for 1 minute

–9x + 9y = 9
y = –7

(
,
)

Answers

Answer:

x=-8

(-8,-7)

Step-by-step explanation:

–9x + 9y = 9

–9x + 9(-7) = 9 (y=-7)

-9x-63=9

Both side +63

-9x=63+9

-9x=72

Both side divide   -9

x=-8

y=-7

(-8,-7)

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