8-3-9

Editing Figures

(3)Select points A, D, and B.

This causes the area of the triangle ADB to appear in the measurement box.

(4)Tap anywhere outside of the parallelogram to deselect the current points, and then select points A, D, and C.

This causes the area of the triangle ADC to appear in the measurement box. The above procedure shows that the areas of the two triangles are

the same.

uTo view the measurements of a line segment

(1)Draw a line segment.

(2)Tap uon the toolbar to display the measurement box.

(3)Select the line segment.

• This displays the length of the line segment.

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