You might need: Calculator
z=1 - 2i
Find the angle 0 (in degrees) that z makes in the complex plane.
Round your answer, if necessary, to the nearest tenth. Express between -180° and 180°
0
Show Calculator
Report a prol

Given: lines a and b are parallel and line c is a transversal. prove: 2 is supplementary to 8 what is the missing reason in the proof? statement reason 1. a || b, is a transv 1. given 2. ∠6 ≅ ∠2 2. ? 3. m∠6 = m∠2 3. def. of congruent 4. ∠6 is supp. to ∠8 4. def. of linear pair 5. ∠2 is supp. to ∠8 5. congruent supplements theorem corresponding angles theorem alternate interior angles theorem vertical angles theorem alternate exterior angles theorem

Find the area of the region that is inside r=3cos(theta) and outside r=2-cos(theta). sketch the curves.

Which of these angles are supplementary? a. 100o and 90o b. 78o and 102o c. 54o and 146o d. 12o and 78o