4–8 Real–Number Functions
File name 32sii-Manual-E-0424
Printed Date : 2003/4/24 Size : 17.7 x 25.2 cm
x
y
r
X
Y
ry, x
y, x , r
θ
θ
θ
,
Example:
Polar to Rectangular Conversion.
In the following right triangles, find sides x and y in the triangle on the left,
and hypotenuse r and angle
θ
in the triangle on the right.
10
30
o
x
r
4
3
θ
Keys: Display: Description:
z
{
}
Sets Degrees mode.
30
10
{
r
)
Calculates x.
Z
)
Displays y.
4
3
z
q
)
Calculates hypotenuse (r).
Z
)
Displays
θ
.
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