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
ki77a [65]
3 years ago
9

Using the right triangle below, find the cosine of angle A.

Mathematics
1 answer:
Inessa05 [86]3 years ago
4 0

Answer:

36.87 degrees    

Step-by-step explanation:

Cos A = <u>adjacent</u>

             hypothenus    

Cos A = 8/10

Cos A = 0.8

angle A= 36.87 degrees        

You might be interested in
Monica has 3$ in her wallet .If this is 10 percent of her monthly allowance what is her monthly allowance
Maru [420]
Her monthly allowance would be 30$ since 3$ x 10=30.

6 0
3 years ago
Read 2 more answers
Can someone help? It’s about 2 column proofs
Gwar [14]

Step-by-step explanation:

1. AB = BC (B is the midpoint of AC)

2. DE = EF (E is the midpoint of DF)

3. EB is common

4. ∠ABE = ∠CBE; ∠BED = ∠BEF (EB⊥AC, EB⊥DF)

5. ΔDEB ≅ ΔFEB (RHS)

6. DB = FB (corresponding ∠s of ≅ Δs)

7. ∠EFB = ∠CBF; ∠EDB = ∠ABD (alternate interior angles, AC║DF)

8. ΔABD ≅ ΔCBF (SAS)

4 0
3 years ago
Can someone help please? I really don't understand this.
zhannawk [14.2K]

Answer:

i don't know

Step-by-step explanation:

7 0
2 years ago
Read 2 more answers
Find three consecutive odd integers whose sum is-213.
Degger [83]
X + x + 2 + x + 4 = -213
3x + 6 = -213
3x = -219
x = -73
-73 + 2 = -71
-73 + 4 = -69
Solution: -73, -71, -69
4 0
2 years ago
Read 2 more answers
PLESE HELP ASAP! WILL GIVE BRAINLIEST AND RATE!!
melisa1 [442]
The third option since they both will cross at 5-10 on the graph 
3 0
3 years ago
Other questions:
  • Can someone explain this, please?
    13·1 answer
  • The product of a number and 1 is less than the number is 90. find the number.
    7·1 answer
  • Explain how you can use a model to find 6×17
    13·2 answers
  • Simplify using laws of exponent<br><br> | -10^5/10^3 |
    12·2 answers
  • Please help me thank you
    9·1 answer
  • The length of the rectangle, in feet, is represented by (5x + 4). Find the perimeter of the rectangle.
    9·1 answer
  • 3 x 5 x 2 uygnkuhgkhgiyhbkhbkgy
    12·2 answers
  • I Neeedd it quickk pleasee anyonee helpp
    14·2 answers
  • 100 POINTS!!!!!!!!!! PLEASE HELP NEED THIS DONE AS SOON AS POSSIBLE ASAP
    5·2 answers
  • axine spent 15 hours doing her homework last week. this week she spent 18 hours doing homework. she says that she spent 120% mor
    14·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!