Answer:
x = 63 y = 27
Step-by-step explanation:
The straight line is 180 degrees
subtract 117 from 180 to get 63
It says x+7= 90, so subtract x(63) from 90 to get 27
Answer:
1st, 3rd and second last one
The correct answer is b; they are independent because the occurrence of one does not affect the occurrence of the other.