Step-by-step explanation:
60°+(7x-12)°+90° = 180°. (angle sum property of triangle)
(7x-12) + 150° = 180°
(7x-12) = 180° - 150°
7x-12 = 30°
7x = 30 + 12
7x = 42°
x = 42°/7
x = 6°
Answer:
21/2
you answer to the problem is 3/9
8 + 7i
Change the sign of the imaginary part.
The conjugate of 8 - 7i is 8 + 7i.
Where's the figure,my friend?
Answer: m should be 15 because 3*5 is 15? Also 5 can be divided into 15 it could be 5
