Step-by-step explanation:
here,,
a=3,b=10,C=120°
c^2=a^2+b^2-2ab cos120°
=(3)^2 +(10)^2 _2 (3)(10)(-1/2) [cos120°=-1/2]
=9+100-(-30)
=109+30
=139
c=(139 )1/2=11.79
c=12
Answer:
12
Step-by-step explanation:
4x-3x
4*3=12
it is 12
If a piece of candy costs .29$ and I have .40$ I will have .11$. Hope it helped
Answer:
1. County B
2. (I'm going to keep working on an answer for this one).
Step-by-step explanation:
A. 25 ppl × 100 sq miles = 2500
100 ppl × 40 sq miles (25 kilometers square) = 4000
County B
