1answer.
Ask question
Login Signup
Ask question
All categories
  • English
  • Mathematics
  • Social Studies
  • Business
  • History
  • Health
  • Geography
  • Biology
  • Physics
  • Chemistry
  • Computers and Technology
  • Arts
  • World Languages
  • Spanish
  • French
  • German
  • Advanced Placement (AP)
  • SAT
  • Medicine
  • Law
  • Engineering
qwelly [4]
4 years ago
7

Find the missing length

Mathematics
2 answers:
SVEN [57.7K]4 years ago
7 0

The\: missing\: length\: is\: 5

leonid [27]4 years ago
4 0

Answer:

? = 5

Step-by-step explanation:

Since the figures are similar then the ratios of corresponding sides are equal, that is

\frac{21}{7} = \frac{15}{x} ( cross- multiply )

21x = 105 ( divide both sides by 21 )

x = 5

That is ? = 5

You might be interested in
Find the possible value or values of y in the quadratic equation 4 – 4y – y2 = 0.
Masja [62]

y =(4-√32)/-2=2+2√ 2 = 0.828

y =(4+√32)/-2=2-2√ 2 = -4.828


4 0
4 years ago
$8,000 is invested in two different accounts earning 3% and 4% interest. If the two accounts earn a total of $295 in interest ho
Allisa [31]
You can take 8,000 and times it by 0.03. your answer is 2,500
4 0
4 years ago
What is the correct answer to this question ? Please explain !!
Sveta_85 [38]
C. an irrational number cannot be a whole number, an integer, a fraction, or a decimal
3 0
3 years ago
Read 2 more answers
At Haines Elementary, 30% of the 120 teachers were male. The following school year, several new teachers were hired. The number
Lilit [14]
Hey there!

<span>At Haines Elementary, 30% of the 120 teachers were male. The following school year, several new teachers were hired. The number of female teachers remained the same, but the number of males increased to 40%. How many new male teachers were hired?
Answer: 21 male teachers were hired

Hope this helps
Have a great day (:
</span>
8 0
4 years ago
3w + 7=8 need help with this
LiRa [457]
Hope this helps you out 3w+7=8

The answer is w= 1/3

Step by step:

3w+7=8
Step 1: is subtract is 7 from both sides.
3w+7-7=8-7
3w=1

Step 2: Divide both sides by 3.
3w/3 = 1/3

Your solution is:

w=1/3
6 0
3 years ago
Other questions:
  • Find the greatest common factor of these two expressions.<br> 8v^8x^2w^3and 28x^7w^6
    10·1 answer
  • Cual es el resultado? 3x-2=
    8·2 answers
  • 10. Please help. What is the length of ED⎯⎯⎯⎯⎯⎯⎯⎯?
    9·1 answer
  • Evaluate 24 + 24 ÷ 6
    9·2 answers
  • In the expression, what is the variable, the coefficient, and the constant?
    14·1 answer
  • What is the value of 5a + 7b <br> if a = 4 and b = 3?? <br> a : 41<br> b : 12<br> c : 43 <br> d : 35
    10·2 answers
  • Emma is 10 years old. She asked her father how old he was. Her father answered: "When you will be my age, I will be 70." How old
    8·2 answers
  • What’s does 120$ plus 40% mean
    6·1 answer
  • What is the answer ?
    7·1 answer
  • Question 4 of 10
    9·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!