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
sammy [17]
3 years ago
10

Please help. Sine and Cosine rules

Mathematics
1 answer:
kodGreya [7K]3 years ago
3 0

Answer:

a=41.8 BC=2.8

Step-by-step explanation:

sin30/6=sinx/8

8*sin30=6sinx

4=6sinx

sin^-1(4/6)

angle a

cosine rule

bc^2=3^2 +5^2-2(3)(5)*cos30

BC^2=\sqrt8.019237886\\

BC=2.83

2.8

You might be interested in
Ratio of centimeters over inches
kolbaska11 [484]
The ratio is 0.394 cm. / 1 in.
6 0
3 years ago
Read 2 more answers
Need help please...........
Katen [24]
The missing angle is 49 :)
8 0
2 years ago
Read 2 more answers
7-5=2 so what is 7-2=? , free
Sergio [31]

Answer:

If 7 minus 5 equals 2, then 7 minus 2 equals 5.

Step-by-step explanation:

This is because of the associative property of equality.

<em><u>Please post #teamtrees #PAW (Plant And Water) if you have social media :)</u></em>

6 0
3 years ago
2x + 4y = 22<br>2x - 2y = -8​
NISA [10]

Answer:

2x+4y=22

-2x+2y=+8

6y=30

y=5

now

replace the value of y in equ i

2x +4y =22

2x+20=22

x=1

6 0
3 years ago
Read 2 more answers
I NEED HELP FAST PLEASE!!!!!!!! The ratio of the volumes of the similar solids is_____ (5:1, 25:1, 125:1)
erma4kov [3.2K]

25:1 is the answer.

6 0
3 years ago
Other questions:
  • Los lados de un triangulo rectangulo miden 6cm, 8cm, y 10cm ¿cuanto mediran los catetos de un triangulo semejante al primero si
    12·1 answer
  • May has 31 days. How would the experimental probability be affected if someone mistakenly used 30 days to calculate the experime
    10·1 answer
  • What is the value of x given that figure LMNO is a square
    14·1 answer
  • Find the surface area of the<br>prism formed by the net.​
    11·1 answer
  • Help I have no clue please I just don't get it
    6·2 answers
  • Can someone please give me the answer to this problem?
    12·1 answer
  • What is a slope, what does it mean?
    14·2 answers
  • If it takes 20 minutes to fill a tank completely with the capacity of 1000 l find the rate at which water flows in litres per mi
    6·1 answer
  • Bob is throwing a party. He had 22 pints of soda. At the end of the party, there are 8 pints of soda. How many cups of soda were
    10·1 answer
  • PLEASE HELP ME PLEASE :(
    5·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!