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
lbvjy [14]
3 years ago
13

Which trigonometric expressions equal - 1/2? Check all that apply.

Mathematics
1 answer:
bagirrra123 [75]3 years ago
4 0

Answer: A: cos(120)

B: sin(7pie/6)

E: cos(-10pie/3)

Step-by-step explanation:

You might be interested in
Need some help on my precalculus homework
Pavlova-9 [17]

Answer:

#4 vertex form

and

vertex (h,k)

Step-by-step explanation:

vertex form

-2(x-3)^2+32

vertex

(h,k)

(3,32)

6 0
3 years ago
Write a division story with an answer of 1/4 plz ASAP
Bumek [7]

Answer: there were 4 people at a party. There was 1 cookie left on the table and all of them wanted it. They divided it between the four of them so they could all have a peice.

Step-by-step explanation:

8 0
4 years ago
If two angles are complements of each other then each angle is
Elan Coil [88]

Answer:

each angle is less than 90 degrees. angle 1+angle2=90 degrees

Step-by-step explanation:

8 0
3 years ago
In Cary’s basketball career, he’s made 80% of his free throws, plus or minus 5%. If he attempts 200 free throws this season, wha
bogdanovich [222]

Answer: 150-170 free throws

Step-by-step explanation:

200 times 80% or .8 will give you 160

5% of 200 is 10 so add and subtract that to/from 160 and you'll get your range

4 0
3 years ago
ATA movie theater the size of popcorn has decreased by 10%. If the old bag held 14 cups how much does the new bag hold
Burka [1]

I think

Step-by-step explanation:

12.5 since it decreases 10% and the old bag had 14 cups and 10% is 1.4

3 0
3 years ago
Other questions:
  • Round 630 to the nearest hundred
    12·1 answer
  • F(x) = -5x<br> g(x) = 8x^2 - 5x - 9<br> find (f•g)(x)
    5·1 answer
  • What is the domain of the function f(x)=4x-16?
    5·2 answers
  • 3kx+24=9x I need help plz
    6·2 answers
  • Pls tell me the correct answer and how you got it step by step
    8·2 answers
  • 3(7x+9)=21-1 classify the equation as having the one solution or infinitely many
    7·1 answer
  • An aquarium is to be drained. The aquarium is shaped like a rectangular prism with length 33 in , width 26 in , and height 12 in
    7·1 answer
  • Simplify each of the following as a rational expression x+3/2x^2+9x+9 + 1/2(2x-3) - 4x/4x^2-9
    7·1 answer
  • HELP ME PLEASE I AM BEING KIDNAPEPDE PPSLSPJdBD
    14·1 answer
  • Solve for the unknown variable "x" in the following linea equation: 2 ( 2x + 20) = 80 X =
    13·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!