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
aleksandr82 [10.1K]
3 years ago
9

HELP! this is for geometry, i really need help on number 13 but if you can help me with the others.

Mathematics
1 answer:
Zina [86]3 years ago
4 0
1 ray DE
2 ray ED
3 ray EC
4 ray CE
5 ray DC
6 ray CD
7 ray CA
8 ray AC
9 ray CB
10 ray BC
11 ray AB
12 ray BA
You might be interested in
A car speeds up from 20 m/s to 50 m/s over a time of 10 seconds. What is the cars acceleration
wlad13 [49]

Answer:

3 m/s

Step-by-step explanation:

\frac{50 - 20}{10}  = 3

8 0
3 years ago
What is 20-30+40x11-12+13-1000=??? can you get it ????<br> you will get 50 pints for geting it
AleksandrR [38]

Answer:

-569

Step-by-step explanation:

  • 20 - 30 + (40)(11) - 12 + 13 - 1000
  • -10 + (40)(11) - 12 + 13 -1000
  • -10 + 440 - 12 + 13 -1000
  • 430 - 12 + 13 - 1000
  • 418 + 13 - 1000
  • 431 - 1000
  • -569
5 0
3 years ago
Please help.....no one would help me so PLZZZZ
Anvisha [2.4K]

Answer:

Step-by-step explanation:

a) r = 10/2 = 5 feet

Area of floor =πr² =3.14*5*5 = 78.5 feet²

B) h = 3 foot

Volume of cylinder = πr²h = 3.14*5*5*3 = 235.5 cubic feet

Volume of hemisphere =2/3πr³= 2*3.14*5*5*5/3=261.67 cubic feet

Volume of space inside the observatory = 497.17 cubic feet

7 0
3 years ago
The expression 12 x y z - 45 is a what
vesna_86 [32]
^n=1/square root of 59 (535) ,if that makes sense its hard to type it
8 0
3 years ago
What is statistical power and how would you calculate it?
Natasha_Volkova [10]

Answer:

The statistical power of a hypothesis test is the probability of detecting an effect, if there is a true effect present to detect. Power can be calculated and reported for a completed experiment to comment on the confidence one might have in the conclusions drawn from the results of the study.

I hope it's helpful!

3 0
3 years ago
Other questions:
  • an administrator is asked to file papers in a box which has the following dimensions:height 15cm, width 300mm and depth 0.2m. ca
    7·2 answers
  • Dianna made several loaves of bread yesterday.Each loaf required 2 2/3 cups of flour. All together she used 13 1/3 cup of flour.
    14·2 answers
  • Identify the sequence graphed below and the average rate of change from n = 1 to n = 3. coordinate plane showing the point 2, 8,
    5·1 answer
  • What is 6 3/4 as an improper fraction
    14·2 answers
  • Raphael paid $652 for a camera during a 20% off sale. What was the camera's regular price? Please work the problem and show your
    9·1 answer
  • Which graph shows a greater slope? Please help
    6·1 answer
  • Last year there were 45 memebers of the tennis club at Marks Middle school. This year although the number of boys increeased by
    11·1 answer
  • Help me please and I will love you forever
    10·2 answers
  • Solve the equation<br>6j + 27 = j + 57​
    11·2 answers
  • Sam had some money in his pocket, and he found another $6.50 in his dresser drawer. he then had a total of $19.75. let p represe
    15·2 answers
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!