Write 23 - 21 in polar form with between 0 and 2n. find z, 72 8. for z = 4 (cos 120° + i sin 120°) z= 2 (cos 30° + i sin 30") 9. find

Issof claims that the scale factor is 1/2. which statement about his claim is correct

Anyone? 15m is what percent of 60m; 3m; 30m; 1.5 km?

What is the distance between a and b? round your answer to the nearest tenth. a coordinate plane is shown. point a is located at negative 1, 5, and point b is located at 4, 1. a line segment connects the two points.