Y X

y, x θ, r

yθ

xr

θ,ry, x

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

 

 

y

 

r

 

 

 

 

4

 

30o

 

 

 

 

θ

 

 

 

 

 

 

 

 

 

 

 

x

 

 

 

3

 

 

 

 

Keys:

Display:

 

Description:

zŸ{}



 

 

Sets Degrees mode.

30 š10 {

) 

Calculates x.

r

 

 

 

 

 

 

 

 

Z

)

Displays y.

4 š3 zq)

Calculates hypotenuse (r).

Z

)

Displays θ.

4–8 Real–Number Functions

File name 32sii-Manual-E-0424

 

Printed Date : 2003/4/24

Size : 17.7 x 25.2 cm