Kesha bought a new pair of skis for $450. She made a payment of $120 and got a student discount of $40. Her mother paid 1/2 of t
2 answers:
You might be interested in
Answer:
Step-by-step explanation:
Given that angle A is in IV quadrant
So A/2 would be in II quadrant.
sin A = -1/3
cos A =
(cos A is positive since in IV quadrant)
Using this we can find cos A/2