46 = (7*4) +(10/2) +13
46 = 28 +5 +13
46 = 46
so than i ve understood it right your exercise
Answer:
option C. 
Step-by-step explanation:
we have that
The point (-5,-12) belong to the III quadrant
so
The value of the cosine is negative
Applying the Pythagoras Theorem
Find the value of the hypotenuse

The value of cosine of angle θ is the ratio between the side adjacent to angle θ and the hypotenuse

2 loaves divided by 5 friends would be approximately 0.4 pieces of bread each.