Andy is incorrect because more then one triangle can be drawn with the given information
Example of Roots of Complex Number
(64)1/6={2cis(60k)∘} for k=0,1,2,3,4,5.
Answer:
b=74
Step-by-step explanation:
You just gotta use sum of angles in a triangle and sum of angles on a straight line.
How are the two triangles?
26/10 = 2.60 .... 2.60 x 30 = 78. So 78 is the answer