Sharp EL-5230 - Coordinate Conversions

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Coordinate Conversions
Conversions can be performed between rectangular and polar coordinates.
P (x, y )
X
Y
0
y
x
P (r, θ )
X
Y
0
r
θ
Rectangular coordinate Polar coordinate
• Before performing a calculation, select the angular unit.
• The calculation result is automatically stored in memories.
•Value of r: R memory
•Value of θ: θ memory
•Value of x: X memory
•Value of y: Y memory
• r and x values are stored in the last answer memory.
j 6 , 4
x = 6
→
r =
@ u
r = 7.211102551
y = 4
θ
= [°]
= 33.69006753
14 , 36
r = 14
→
x =
@ E
x = 11.32623792
θ
= 36[°] y =
y = 8.228993532
Example Key operations Result
Chapter 3: Scientific Calculations