Answer:
Step-by-step explanation:
tan (40) = x/12
x = 12*tan(40)
Answer:
it lies in Quadrant 1
Step-by-step explanation:
The points are positive so in the first one
Answer: 73
Step-by-step explanation:
Multiply using the FOIL method, then combine the real and imaginary parts of the expression.
73
It should be all real numbers
Multiply 140 on both sides to get "x" by itself


8 = x