Answer:

Step-by-step explanation:
sine = 
since A = 
I don't think there is a value of y because 2.5 is a straight line.
Answer:
Sum 9,200 + 4,000 = 13,200
Difference 9,200 - 4,000 = 5,200
Step-by-step explanation:
Answer:
ii. 55 degrees.
Step-by-step explanation:
(ii)
Consider the quadrilateral ABCD.
Angle n = 180 - 96 = 84 degrees ( opposite angles of a cyclic quadrilateral are supplementary).
Consider triangle ABC: the 3 angles are supplementary, so
m < j = 180 - 84 - 41
= 55 degrees.