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Editing Figures

Using the Measurement Box

Tapping the ubutton to the right of the toolbar displays the measurement box. Tap tto return to the normal toolbar.

Normal toolbar

Measurement box

You can use the measurement box to perform the following operations.

View the measurements of a figure

Displaying the measurement box and selecting a figure displays combinations of the following measurements, depending on the type of object you select: coordinates, distance, slope, direction, equation, radius, circumference, area, perimeter, angle, tangency, congruence incidence, or point on curve.

Specify a measurement of a figure

After you display the measurement box, you can select part of a figure and then change numeric values for the applicable measurement. You can specify the coordinates of a point, the length of a line segment (distance between endpoints), the angle formed by two lines, etc.

Fix a measurement of a figure

After you display the measurement box, you can select part of a figure and then fix the applicable measurement. You can fix the coordinates of a point, the length of a line segment, the angle formed by two lines, etc.

kViewing the Measurements of a Figure

The type of information that appears in the measurement box depends on the figure that is currently selected on the display. If a line segment is selected, for example, the measurement box shows the distance, slope, angle from the x-axis, and the equation for that line. You can specify the type of information you want to view by tapping the down arrow button to the left of the measurement box, and then tapping the appropriate icon on the icon palette that appears.

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