I really need help on this question

I Really Need Help On This Question

Answers

Answer 1

Answer:

40 cm

Step-by-step explanation:

Since the triangles are similar then the ratio of corresponding sides are equal.

Compare the ratio of the 2 smallest sides

[tex]\frac{12}{3}[/tex] = 4 ← scale factor

Thus the longest side of the other triangle is 4 times the longest side of the first triangle , that is

longest side = 4 × 10 = 40 cm


Related Questions

Drag the numbers below to put them in order from least to greatest:
-19 -12 -13 9 -4 -1

Answers

-19, -13, -12, -4, -1, 9
-19,-13,-12,-4,-1,9 because negative numbers are smaller than positive because they are not real numbers

Please answer correctly !!!!!!!!!!!!!!!! Will mark brainliest !!!!!!!!!!!!!!!!!!!!

Answers

Answer: 100°

Step-by-step explanation: LKO and GKO equal 180°. 180 (total of the supplementary angles) - 80° (LKO) = 100°

please help me with this ​

Answers

Step-by-step explanation:

-4 = x - y ...1

4 = -x + y ...2

...1 + ...2

-4+4 = x-y +(-x+y)

0 = 0

and I don't know next lol

7 + y = 5(2y – 1) + 3y

Answers

Answer:

y = 1

Step-by-step explanation:

Given

7 + y = 5(2y - 1) + 3y ← distribute and simplify right side

7 + y = 10y - 5 + 3y

7 + y = 13y - 5 ( subtract y from both sides )

7 = 12y - 5 ( add 5 to both sides )

12 = 12y ( divide both sides by 12 )

1 = y

how do you solve negative exponents?

Answers

Negative Exponent Rule:
this says that negative exponents in the numerator get moved to the denominator and become positive exponents. Negative exponents in the denominator get moved to the numerator and become positive exponents.
Like this||

Answer:

Step-by-step explanation:

Negative Exponent Rule:

, this says that negative exponents in the numerator get moved to the denominator and become positive exponents. Negative exponents in the denominator get moved to the numerator and become positive exponents.

what is 6+7??????????????

Answers

Answer:

12

Step-by-step explanation:

Answer:

12

Step-by-step explanation:

c hj utschu85rx bcvb

(work)(study) + (work)(practice) + (work)(perseverance)

Answers

9514 1404 393

Answer:

  (work)(study + practice + perseverance)

Step-by-step explanation:

(work) is the common factor in the three products. It can be factored out:

  (work)(study + practice + perseverance)

PLEASE HELP HELP ME HELP ME HELP ME ITS MATH EZ STUFF

Answers

Answer:

Bruh your in high school yo know this stuff just make everything a decimal to get your answer. Lol you really forgot this?

Step-by-step explanation:

Answer:

-7/2 ,-2/8,  0.7,  2/3,  3/4

Step-by-step explanation:

pls  look at my question to pay it back!!

Given: KM bisects JKL
Prove: m MKL= 1/2m JKL
please explain

Answers

Answer:

Can I have a picture?

Step-by-step explanation:

Put it DB and I'll gladly answer!

i am in need of assistance

Answers

The cars speed is 80 miles per hour

Here are the numbers of children in 12 elementary school classes.
20, 16, 19, 19, 17, 16, 20, 16, 18, 18, 18, 19
Find the modes of this data set.
If there is more than one mode, write them separated by commas.
If there is no mode, click on "No mode."

Answers

Answer:

18, 19(which has two) 20(has two)

Step-by-step explanation:

Just find the ones that appear more than one time.

Answer:

18

Step-by-step explanation:

Re-arrange

16 16,16,17,18,||18,18||,19,19,19,20,20

Find the middle number

i.e ( 18+18) /2

Crystal bought b boxes of cookies to bring to a party. Each box contains 18 cookies. She decides to keep two boxes for herself. She brings 90 cookies to the party. Which equation can be used to find the number of b boxes Crystal bought?
A) 2b − 18 = 90
B) 18b − 2 = 90
C) 18b − 36 = 90
D) 36 − 18b = 90

Answers

Answer:b

Step-by-step explanation:

she took 2 boxes and there is 18 per box 18 times b = 90

The answer is b I know this because I did it

(-12,14) and (6,-1) write the linear equation in slope-intercept form that passes through the given points. PLEASE HELP ASAP THANK YOU!!!

Answers

The equation of the line written in slope intercept form is 0.8333x + 24

From the question given :

x1 = - 12 ; y1 = 14 ; x2 = 6 ; y2 = - 1

General form of a slope intercept equation :

y = bx + c

b = slope = (y2 - y1) / (x2 - x1)

Slope = (-1 - 14) / (6 - (-12)) = - 15 / 18 = 0.8333

The intercept, c can be obtained thus :

14 = 0.8333(-12) + c

14 = - 10 + c

14 + 10 = c

c = 24

Therefore, the equation can expressed thus y = 0.8333x + 24

Learn more : https://brainly.com/question/18405415

Sydney is 5 feet and 1 inch tall. What would her height be in centimeters? (1 foot = 12 inches, 1 inch = 2.54 centimeters) 24.015 centimeters 62.54 centimeters 154.94 centimeters 155.448 centimeters

Answers

Answer:

154.94 cm so pick the third answer.

Step-by-step explanation:

5*12+1=61 total inches.

61*2.54=154.94 cm

Answer:

Answer:

154.94 cm so pick the third answer.

Step-by-step explanation:

5*12+1=61 total inches.

61*2.54=154.94 cm

Step-by-step explanation:

IF YOU HAVE ANSWER PLEASE ANSWER

The math teacher said, "Please ___ each expression on the board. Show your work so that I can see how you found the value."

its ether evaluate, operation or commutative

Answers

evaluate. hope this helps

HELP

Which of the c-values are solutions to both of the following inequalities?
1< and 2 < 13
Choose all answers that apply:
2=0
= 2
2= 14

Answers

Answer:B.x = 2

because 1 < x < 13 => x ≠ {0;14}

Step-by-step explanation:

3 Elena and Jada are 32 miles apart on a path when they start
moving toward each other, Elena runs at a constant speed of 6
miles per hour, and lada walks at a constant speed of 2 miles per
hour, How long does it take until Elena and Jada meet? Complete
the table to show your reasoning,
(table: 8 points total-
2 points
for each section)
Elapsed Time
Distance Apart
(hours)
(miles)
0
32
1
24
2
8 을
Hours it takes Elena and Jada to meet: (2 points)

Answers

Answer:

The hours it takes Elena to meet Jada = 4 hours

Step-by-step explanation:

The distance between Elena and Jada = 32 miles

The speed with which Elena runs = 6 miles per hour

The speed with which Jada walks = 2 miles per hour

Let t, represent the time it takes until Elena and Jada meets, we have;

Distance = Speed × Time

The total distance covered by both Elena and Jada before they meet = The distance between them = 32 miles

The distance covered by Elena before meeting Jada = Elena's speed × The time that elapsed for them to meet

∴ The distance covered by Elena before meeting Jada = 6 mph × t

The distance covered by Jada before meeting Elena = Jada's speed × The time that elapsed for them to meet

∴ The distance covered by Jada before meeting Elena = 2 mph × t

The total distance covered by both Elena and Jada before they meet = The distance covered by Elena before meeting Jada + The distance covered by Jada before meeting Elena = 32 miles

∴ The total distance covered by both Elena and Jada before they meet = 6 mph × t + 2 mph × t = 32 miles

t × (6 mph + 2 mph) = 32 miles

t × 8 mph = t × 8 miles/hour = 32 miles

t = 32 miles/(8 miles/hour) = 4 hours

The time it takes until Elena and Jada meets = t = 4 hours

The point (3, ) lies on the graph representing a proportional relationship. Which of the following points also lie on the same graph? Select all that apply. O A. (1,0.4) B. (1.5, 0) oc. (1, 3) OD. (4, 5) E. (15,6). PLEASE HELLPPPPP ​

Answers

Answer:

A)

Step-by-step explanation:

i got iititititiittiitiitititititititt

I Need help plz
i'm dumb
Use any method to multiply (–14ab)(a + 3b – 4c).
Question 2 options:

A)

–14a2b – 42ab2 + 56c2

B)

14a2b + 42ab2 + 56abc

C)

–14a2b – 42ab2 + 56abc

D)

–14a2b – 42a2b2 + 56c

Answers

Answer:

-14 a^2 b - 42 a b^2 + 56 a b c    C. is the answer

Step-by-step explanation:

Expand the following:

-14 a b (a + 3 b - 4 c)

Hint: | Distribute -14 a b over a + 3 b - 4 c.

-14 a b (a + 3 b - 4 c) = -14 a b a - 14 a b×3 b - 14 a b (-4 c):

-14 a b a - 14×3 a b b - 14 (-4) a b c

Hint: | Combine products of like terms.

-14 a b a = -14 a^2 b:

-14 a^2 b - 14×3 a b b - 14 (-4) a b c

Hint: | Combine products of like terms.

-14 a b×3 b = -14 a b^2×3:

-14 a^2 b + -14×3 a b^2 - 14 (-4) a b c

Hint: | Multiply -14 and 3 together.

-14×3 = -42:

-14 a^2 b + -42 a b^2 - 14 (-4) a b c

Hint: | Multiply -14 and -4 together.

-14 (-4) = 56:

Answer: -14 a^2 b - 42 a b^2 + 56 a b c

HELPPPPP PLZZZ ITS TIMEDDD

Solve for the unknown length.

Answers

Answer:

37.5 units

Step-by-step explanation:

I assume that there is condition: BC║DE . If so, then ΔABC ~ ΔADE ⇒ that corresponding sides are proportional.

[tex]\frac{BC}{DE}[/tex] = [tex]\frac{AC}{AE}[/tex]

AC = 30 + 20 = 50

[tex]\frac{x}{15}[/tex] = [tex]\frac{50}{20}[/tex] ⇒ x = [tex]\frac{15*50}{20}[/tex] = 37.5 units

what is the slope of a line whose equation is 2x-2y=20

Answers

Answer:

The slope is 1.

Step-by-step explanation:

To find the slope, we first have to turn this equation to the form y = mx + b.

2x - 2y = 20

Move 2x to the other side by subtracting it.

-2y = -2x + 29

Divide by -2 on both sides

y = x - 13

Mark as Brainliest if you found it helpful!

In a quadrilateral ABCD, AO and BO are bisectors of angle A and angle B respectively
meeting at O. Prove that
angle AOB = half of [angle C+ angle D]

Answers

Answer: ABCD is a quadrilateral

To prove : ∠AOB=

2

1

(∠C+∠D)

AO and BO is bisector of A and B

∠1=∠2∠3=∠4...(1)

∠A+∠B+∠C+∠D=360

(Angle sum property)

2

1

(∠A+∠B+∠C+∠D)=180...(2)

In △AOB

∠1+∠3+∠5=

2

1

(∠A+∠B+∠C+∠D)

∠1+∠3+∠5=∠1+∠3+

2

1

(∠C+∠D)

∠AOB=

2

1

(∠C+∠D)

Explanation: In a quadrilateral ABCD. AO and BO are bisectors of angle A and angle B respectively. Prove that ∠AOB=

2

1

{∠C+∠D}.

A student has some $1 and $5 bills in his wallet. he has a total of 15 bills that are worth $51. How much of each type of bill does he have?

Answers

Answer:

# of 5 dollar bills: 9

# of 1 dollar bills: 6

Step-by-step explanation:

9•5 = 45

1•6 = 6

To Check: 45 + 6=51

9 $5 bills and 6 $1 bills

HELP!!!!! I will gove brainliest

Answers

Answer:

what do u need help on?

Step-by-step explanation:

i don't know what u need help with

Please answer the blanks and I will mark you brainlist if you answer it and show it why

Answers

Answer:

2 dollars

72 dollars

Step-by-step explanation:

im not completely sure

Answer:

Arianna paid $2.75 for each photo coaster. If she purchased three dozen photo coasters, how much did she spend? $99.00

Step-by-step explanation:

50 POINTS FOR EACH ANSWER!!! Write the difference of the expressions 17x−13y+8 and 20x+6y and simplify it.

Answers

Answer:

-3x-19y+8

Step-by-step explanation:

Answer:

-3x-19y+8

Step-by-step explanation:

thanks for 50 points.

Please answer all ASAP (no explanation needed), extra points and will mark brainliest (don’t comment “idk” it’s not helpful :(, u will be reported)


1. After buying some bottle caps for $81.74, Peter has $6.74 left. How much money did Peter have to begin with?

2. Henry has $97.95 and Marilyn has $74.71. How much more does Henry have than Marilyn?

3. Helen has $84.51 and Joseph has $17.93. How much money do they have together?

4. Emily has $27.09 and David has $6.17. How much more does Emily have than David?

5. Cynthia has $74.45 and Amy has $38.44. How much more does Cynthia have than Amy?

6. After buying some Skittles for $71.18, Irene has $17.36 left. How much money did Irene have to begin with?

7. Steven has $98.25 and Joe has $4.97. How much money do they have together?

8. Ralph starts with $74.53 and spends $4.97 on candies. How much money does Ralph have left?

9. Christopher has $26.34 and Beverly has $4.15. How much money do they have together?

10. Eugene gives $2.89 to Sarah. If Eugene started with $56.03, how much money does he have left?

11. Keith has $56.49 and Theresa has $3.43. How much money do they have together?

12. Peter gives $20.85 to Nancy. If Peter started with $84.26, how much money does he have left?

13. Bruce has $67.72 and Charles has $29.62. How much more does Bruce have than Charles?

14. Sandra gives $9.13 to Stephen. If Sandra started with $11.66, how much money does she have left?

15. After buying some marbles for $93.52, Donald has $6.35 left. How much money did Donald have to begin with?

Answers

1: 88.48
2: 23.24
3: 102.44
4: 20.92
5: 36.01
6: 88.54
7: 103.22
8: 69.56
9: 30.49
10: 53.14
11: 59.92
12: 63.41
13: 38.10
14: 2.53
15: 99.87
1. $88.48
2. $23.24
3. $102.44
4. $20.92
5. $36.01
6. $88.54
7. $103.22
8. $69.56
9. $30.49
10. $53.14
11. $59.92
12. $63.41
13. $38.10
14. $2.53
15. $99.87

Simplify the following surd expressions.
a) 5 square root of 5 - 2 square root of 5
b) 8 square root of 7 + 3 square root of 7

Answers

Answer:

A=3√5

B=11√7

Step-by-step explanation:

5√5-2√5

5-2√5

3√5

B) 8√7+3√7

8+3√7

11√7

Solve for x.

−x − 4( 1−x)>1

x −1

x>5/3

x<−1

Answers

Answer: x>  5/3

Step-by-step explanation: Let's solve your inequality step-by-step.

−x−4(1−x)>1

Step 1: Simplify both sides of the inequality.

3x−4>1

Step 2: Add 4 to both sides.

3x−4+4>1+4

3x>5

Step 3: Divide both sides by 3.

3x /3 > 5 /3

x> 5 /3

How many quaters are in 4 and 3 over 4

Answers

Answer:

19

Step-by-step explanation:

If you're asking how many quarters in 4 3/4

In 1 there are 4 quarters so do 4 multiplied by the 4 quarters which is 16. In 3/4 we have 3 quarters so 16 add the 3 is 19.

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