180° = π radian
1° = π/180 radian
∵ 145° = π/180 × 145
= 36π/29 radian
You should try C I’m not sure but try I guess!
A) Yes, the two events are independent because P(NF|PB) = P(NF).
Proabably. 5 because if there is 2 sides on a coin then you should divide 10÷2 which is 5.
