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
Marina CMI [18]
4 years ago
14

The Question is in the file below. (Khan Academy)

Mathematics
1 answer:
galben [10]4 years ago
5 0
That little squaer angle means right angle or 90 degrees

the black line and the red line cross

therefor the oposte angles are eqal measure
7x=90+x
solve
minus x
6x=90
divide 6
x=15

x=15
You might be interested in
What is the reasoning for this proof?
Lorico [155]

Answer:

Mathematical reasoning and proof offer powerful ways of developing and expressing insights about a wide range of phenomena. ... Ultimately, a mathematical proof is a formal way of expressing particular kinds of reasoning and justification. Being able to reason is essential to understanding mathematics.

6 0
3 years ago
Fred is baking cookies for a school sale. It takes 3/4 cups of sugar to make on batch of cookies how many cups of sugar does he
Natasha_Volkova [10]

Answer:

6 3/4 cups.

Step-by-step explanation:

Multiply 3/4 by 9.

<em>Hope this helps!</em>

7 0
3 years ago
Explain how standard deviation relates to the mean of set data
alexgriva [62]

It is calculated as the square root of variance by determining the variation between each data point relative to themean. If the data points are further from the mean, there is a higherdeviation within the data set; thus, the more spread out the data, the higher the standard deviation.

5 0
3 years ago
There’s a picture above PLEASE HELP ASAP
mars1129 [50]

Answer:13.6 I believe

Step-by-step explanation:

3 0
3 years ago
How do u wright 35 percent as a fraction
telo118 [61]
35/100 but simplified its 7/20
3 0
4 years ago
Read 2 more answers
Other questions:
  • How do u make a sentence or a math problem with 2k-10=6
    9·1 answer
  • A country's population in 1995 was 32 million. In 1997 it was 34 million. Estimate the population in 2003 using the exponential
    7·2 answers
  • Solve this equation pls and explain how do you factor the x
    15·2 answers
  • Factor the expression and then evaluate without a calculator:
    6·1 answer
  • Help me pretty plzzzzzzzzzzzzz
    12·2 answers
  • Please answer these two questions
    14·2 answers
  • Which is a positively skewed distribution?
    9·2 answers
  • I need the answer if possible
    12·1 answer
  • Find the equation of a line in slope-intercept form with a slope of 5 that contains the point (3,8).
    10·2 answers
  • The sum of triple a number and 8​
    11·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!