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
grin007 [14]
3 years ago
9

Consider triangle ABC, where angle C is a right angle. Without consulting a calculator, let sin(53°)=0.7986. Enter the angle mea

sure B, in degrees, for COS (B)= 0.7986
Mathematics
1 answer:
Andrei [34K]3 years ago
4 0
We have a right triangle.
Then:
A+B+C=90
Data:
C=90º
A=53º

Therefore:
53º+B+90º=180º
B=180º-53º-90º
B=37º

Answer: B=37º

To check:
Cos 37º=0.79863551...≈0.7986

You might be interested in
A backpack is normally $64.99 but is discounted ti $45.49. What percent of the original does Maria pay?
Setler [38]

Answer:30%

Step-by-step explanation:

3 0
2 years ago
Please help me with this one
ruslelena [56]

Answer:

3.9375

Step-by-step explanation:

3 0
3 years ago
A 2x6 rectangle has the same perimeter as a square of area<br> A) 4<br> B) 12<br> C) 16 D) 144
Nataly [62]
Answer: C) 16

We know that the x or y axis side is 2 and 6
If we double the number to find the perimeter:
2 - 4
6 - 12
—-
16
Therefore the answer is 16
5 0
3 years ago
Simplify:
wlad13 [49]

Answer:

39/25

Step-by-step explanation:

i use a very good app to find the answer

8 0
2 years ago
What is the least number n with the property that, in every group of n people, there are at least three people who are all frien
8_murik_8 [283]

Answer:

hello your question is incomplete attached below is a the complete question

answer : n = 5

Step-by-step explanation:

lets consider N to be 5

To prove that the least number 'n' = 5

we will represent this information in a graph as vertex

Black edge = Friends

Blue edge = not Friends

From the attached diagram any  vertex contains 0,1,2,3,4 black lines and 4,3,2,1,0 blue lines

attached below is an explanation related to the choice of n = 5

considering n = 5 is satisfied by the explanation given

8 0
2 years ago
Other questions:
  • Nellie is analyzing a quadratic function f(x) and a linear function g(x). Will they intersect?
    11·2 answers
  • Andrew bought a house worth 200,000 dollars the house value appreciates 1% per year which of the following would help you find t
    6·1 answer
  • Find all the points, if any, where the graph of 12x-5y=0 intersects (x+12)^2+(y-5)^2=169.
    7·2 answers
  • Galen soul tickets for his church is Carnaval for a total of 2820 children’s tickets cost three dollars each and adult tickets c
    12·1 answer
  • The list price for a window is $220. Net price is $160. What is the trade discount rate?
    8·2 answers
  • How do you write 22.128 in expanded fraction form and decimal form
    9·2 answers
  • F(x)=(−x−2)(−2x−3) find the first solution and then the second
    11·1 answer
  • Who procrastinates to study✋
    5·1 answer
  • Will give brainly. Please help
    15·1 answer
  • Which expression is equivalent to StartFraction RootIndex 7 StartRoot x squared EndRoot Over RootIndex 5 StartRoot y cubed EndRo
    6·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!