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
AlexFokin [52]
3 years ago
15

Determine the sign of cos pi divided by seven without using a calculator.

Mathematics
1 answer:
7nadin3 [17]3 years ago
3 0
Check the picture below.

now, when you get a fraction of π for the angle, is just really like grabbing π and dividing it in that many pieces, and the angle, is a fraction of π and therefore on those pieces.

π/7 is clearly less than 7π/7 which is π, notice the 7-pieces split in the picture.

You might be interested in
When the factors of a trinomial are (x + p) and (x + q) then the constant term
nirvana33 [79]
The answer is B
Explanation: when there is Two parentheses you multiply
8 0
3 years ago
Solve the formula for v1
Oksanka [162]

So firstly, multiply both sides by t: ta=v_1-v_0

Next, add both sides by v0, and your answer will be: ta+v_0=v_1

6 0
3 years ago
Tracy was given a bag of 250 colored marbles .She randomly chose marble , recorded its color in the table ,and returned it to th
jok3333 [9.3K]

Answer:

Did you ever figured it out?

Step-by-step explanation:

?

5 0
3 years ago
Suppose a man offered to work for 30 days at the following salary: one cent for the first day two cents for the second day four
Ivahew [28]
It would be to little because it would only be 30 cents
8 0
3 years ago
PLEASE PLEASE PLEASSE HELP I WILL MARK BRAINLIEST!!! FIRST TO GIVE A PROPER ANSWER WILL GET BRAINLIEST
juin [17]

Answer:

Answer to 9 is B answer to 10 is C

Step-by-step explanation:

Please give brainliest

7 0
3 years ago
Other questions:
  • Help will mark brainliest!
    15·2 answers
  • A truck drives 312 miles in 6.5 hours. What is the trucks speed for that trip?
    12·2 answers
  • Write an equation in slope-intercept form for the line with slope 1/4 and -intercept -1<br> .
    14·2 answers
  • Kena Bought 2 pounds of cheese for 8.00. There are 16 ounces in pound. How much does 16 ounces of cheese cost?
    12·1 answer
  • Joey has a credit card that uses the previous balance method. The opening balance of one of his 30-day billing cycles was $0, bu
    9·2 answers
  • What point is on the graph of f(x)=3x4
    6·1 answer
  • 2 and 3 ! Please help
    10·1 answer
  • Help pls pls pls pls
    10·1 answer
  • In Livingston the library is 8 miles due south of the courthouse and 15 miles due west of the community swimming pool what is th
    6·1 answer
  • Tyler simplified the expression x³y9. His procedure is shown below.
    13·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!