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
iragen [17]
3 years ago
5

If sin is 3/4 and tan is -3/4, then cos is ?

Mathematics
1 answer:
nadya68 [22]3 years ago
3 0

Answer:

cos=1

Step-by-step explanation:

Use the acronym SOH-CAH-TOA

sin = \frac{3}{4}

So opposite is 3 and hypotenuse is 4.

tan = \frac{-3}{4}

So opposite is -3 and adjacent is 4.

cos = adjacent/hypotenuse

cos = \frac{4}{4}=1

You might be interested in
Explain when it might be more efficient to use the percent equation rather than the percent proportion.
Tamiku [17]
In percent equation method , we transformed the number that we wanted to look for the percentage of into decimals and simply move the commas into two number on the right
If you get a hang on it, this method will be faster than the percent equation

hope this helps
4 0
3 years ago
How to tell if a table represents a linear relationship?
Brums [2.3K]
Either graph the points, or you can divide x by y for each set of points and if your answers are the same, then it is linear. 

Hope it helps!
6 0
3 years ago
I need some help please
zvonat [6]
10 x 10 = 100  80 x 80 =6400 6400-100= 6300 so that would have to be  3150ft.

5 0
3 years ago
An inequality represents an infinite amount of numbers smaller than 8. Which inequality represents the situation?
-Dominant- [34]
X < 8

what this question is saying is that a number, x, can be anything, as long as it is smaller than 8.

x < 8 represents that this sentence. X could be 7, it could be -1, it could be anything smaller than 8, but it could not be 8 or anything greater than 8.
8 0
3 years ago
Read 2 more answers
You know how yo make 7 different types of cookies.you have time to make any 5 of them how many different combinations of cookies
umka21 [38]
I think it would be 35 combinations but I may be wrong
4 0
2 years ago
Other questions:
  • R(r1+r2)=r1r2 solve for R
    7·2 answers
  • Identify the null and alternative hypotheses, test statistic, critical value(s) or P-value (or range of P-values) as appropriate
    10·1 answer
  • I need the answer please help
    10·1 answer
  • Two functions are graphed on the coordinate plane.
    11·1 answer
  • When 12 is multiplied by 6, the result is what?
    15·2 answers
  • A rectangular patio has an area of 180 square feet. The width of the patio is 3 feet less than the length.
    8·1 answer
  • Select two ratios that are equivalent to 4:3 ?
    5·2 answers
  • What is the area of a rectangle with side lengths of 1/2 and 2/3
    13·1 answer
  • What is the slope of this line?<br> 1/4<br><br> 4<br><br> -4<br><br> -1/4
    13·1 answer
  • What is the solution set of the following system of<br> equations?
    8·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!