I'm trying to do this problem, but I have no idea how to even start it:
1 answer:
You might be interested in
Answer
1/2+2×(sqrt3)^2+x.(sqrt3/2)^2=8+1^2+1/2
1/2+2×3+x.3/4=8+1+1/2
1/2-1/2+6+x.3/4=9
x.3/4=9-6
x.3×4=3
x.3=3×4
x.3=12
x=12/3
x=4.
so, the value of x is 4.
hope it helps you.
Answer:
6.7
Step-by-step explanation:
Here, we can apply cosine law,
We the plug in values:
and solve that CB is around 6.7