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:
(-6,5)
Step-by-step explanation:
Answer:
It will be 2. (B) and 4. (D)
Step-by-step explanation:
I took the assignment and got it right :D
Area of square = a^2 = 4^2 = 4 x 4 = 16
answer
16
Answer:
-12
Step-by-step explanation:
-12 + 17 is 5. x = 5