Answer: I do not understand the options you gave but but cos30º is equal to
/2 which is 0.86602540378.
X=132
To find y
180-132= 48
180-68-48=64
y=64
2x + y = 8
x - y = 10
--------------add
3x = 18
x = 6
x - y = 10
6 - y = 10
-y = 10 - 6
-y = 4
y = -4
solution is : (6,-4)
Answer:
Slope= -0.5
Step-by-step explanation: