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
belka [17]
3 years ago
14

∠A is an acute angle in a right triangle.

Mathematics
2 answers:
vodomira [7]3 years ago
4 0
5/ 13 is your answer
Elan Coil [88]3 years ago
4 0

Cos A = 12/13

sin^{2}A = 1 - cos^{2}A

Plug in the value of cos A = 12/13

sin^{2}A = 1 - \left ( \frac{12}{13} \right )^{2}

sin^{2}A = 1 - \left ( \frac{144}{169} \right )

sin^{2}A = \frac{169-144}{169}

sin^{2}A = \frac{25}{169}

Sin A = \pm (5/13)

You might be interested in
Find the difference of -6 - (5)​
Murrr4er [49]

Answer:

-11

Step-by-step explanation:

-6-5

-(6+5)

8 0
3 years ago
Which statement(s) could be used to prove RTS TRU?
Law Incorporation [45]

all of those r correct :)

4 0
4 years ago
Read 2 more answers
Surface area and volumes formula​
andrey2020 [161]

Step-by-step explanation:

Surface area of what shape or solid ?

7 0
3 years ago
87432 divided by 24 need help
Julli [10]

Answer:

3643

Step-by-step explanation:

3 0
4 years ago
Read 2 more answers
List the first 4 terms of the sequence 2n² +n -2​
xxTIMURxx [149]

Answer:

1, 7, 17, 31

Step-by-step explanation:

2(1)² + 1 - 2 = 3-2 = 1

2(2)² + 1 - 2 = 9-2 = 7

2(3)² + 1 - 2 = 19-2 = 17

2(4)² + 1 - 2 = 33-2 = 31

5 0
3 years ago
Other questions:
  • Read the passage.
    7·1 answer
  • Find the product and simplify your answer. -n(-2n4+9n-5)​
    8·1 answer
  • Find the domain of fg. f(x)=x+2 g(x)=1/x+2 a. all real numbers b. all real numbers, except 2 c. all real numbers, except -2 d. (
    11·1 answer
  • Find the LCM of a^2-4,a^3-8 and (a+2)^2​
    10·1 answer
  • 49v2 + 42v<br> 56v3<br> Simplify rational expression
    14·1 answer
  • 5+ 1/5x=5 what is x
    15·2 answers
  • How to solved percentages?
    14·1 answer
  • Explain how to make and label a number line.
    6·2 answers
  • A company made $785 in a ticket sale they sold 100 tickets how much did the company make per ticket if each ticket cost the same
    9·1 answer
  • The mean of this data set is 9. What number is missing?<br><br> 11,20,_,3,1
    7·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!