Brainliest, what is the total measure of angles 8 and 5 of angle 7 equals 61

Angle 6 = angle 7 = 61⁰, as vertical angles
Angle 5 = angle 8,   as vertical angles

angle 6+angle 7 + angle 5 + angle 8 =360
61+61 + angle 5 + angle 8 =360
angle 5 + angle 8 = 360 - 61*2 = 238⁰

Answer D.  238⁰

Answer to your question: a. the fundamental theorem of algebra tells you that the equation will have two complex roots since the degree of the polynomial is 2. the roots are ​ x=1±i7√2 .number of roots=degree of polynomialhere, degree of polynomial is 2 so number of roots will be 2.hope it *_*