I think it's B. The sum of angles in a triangle is always 180 degrees.
Here is the answer. i quickly did it and checked my answer so it should be right
A because
The value
Of t
Is going
To be
12
Answer:
i. terms = 5xy(z)^2 , -3zy
coefficient = 5 and -3
ii. terms = 1 , X ,x^2
coefficient = 1 , 1
iv. terms = 3 , -pq , qr, -rp
coefficient = -1 ,1 , -1
v. terms = X/2 , y/2 , -xy
coefficient= 1/2 ,1/2 and -1