Answer:
D
Step-by-step explanation:
resultant vector = 25.2
we apply cosine theorem
Answer: 8788
Use the formula and use 3 for pi
13cm is the radius
= 2197
2197 x 3 = 6591
6591 x 4/3 = 8788
X1 = -6
Y1= 1
X2= 4
Y2 = 8
8 - 1
____
4 + 6
7
_ is your answer
10