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14-23

u To construct a perpendicular

1. Draw a line segment, plot a point, and select the line and point.

2. Perform the following operation: 4(Construct) – 2:Perpendicular.

• This will draw a perpendicular to the selected line segment and passes through the

selected point.

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Note

You can perform a perpendicular construct operation while a single line segment and single

point, a single line and single point, a single ray and a single point, a single vector and a single

point, or one side of a polygon and a single point are selected on the screen.

u To construct a midpoint

1. Draw a line segment and select it.

2. Perform the following operation: 4(Construct) – 3:Midpoint.

• This will plot the midpoint of the line segment you selected.

→

Note

You can perform a midpoint construct operation while a single line segment, one side of a

polygon, or two points are selected on the screen.

Casio FX-CG20 AU User Manual

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