HP HP-20S - Coordinate Conversions

Coordinate Conversions
Coordinate conversions require pairs of data separated by
; 0 is interpreted according to the current trigono-
metric mode.
(x-coordinate, y-coordinate)
<
Converting From Rectangular to Polar Coordinates:
1. Enter x y () to display 4.
2. Press (q] to display .
Converting From Polar to Rectangular Coordinates:
1. Enter r 0 (] to display y.
2. Press (9] to display x.
Example: Coordinate Conversions. Convert the rectangular co-
ordinates (10, —15) to polar coordinates:
38 3: Numeric Functions