Casio FX-CG10 Software User Guide - Page 489
Icon Name, This icon appears, when this is selected, Highlighting this icon, displays, Lockable
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The following table describes the information that appears when you highlight each icon, and explains when each icon is available for selection. Icon Icon Name This icon appears when this is selected: Highlighting this icon displays: Lockable Coordinates A single point Coordinates of the point Yes Distance/ length Two points on one object or two different objects, or a single line segment or a vector Distance between two points, length of a line segment or vector Yes Slope Single line, ray, line segment, or vector Slope of the line, ray, line segment or vector Yes Equation Any single line or line segment, ray, circle, semi circle, arc or function graph Function of the object (using rectangular coordinates) No Expression A single expression ("EXPR=" object) Calculation formula No Vector A single vector Vector components Yes Radius A single circle, semi circle or arc Circumference A single circle, semi circle or arc Perimeter A single polygon Area Any three points, a single circle, semi circle, arc, or polygon Radius of circle, semi circle or arc Length of the circumference Sum of the lengths of the sides Area Yes No*3 No No*3 Angle*1 Two lines, line segments, Angle and its Supplementary rays, or vectors*2 in any supplement formed by Yes Angle*1 combination the two objects Tangency Two circles or arcs, line and circle, or a line and arc Whether the two items are tangent Yes *1 The angle and supplementary angle is always displayed as degrees. *2 When two vectors are selected, the angle that is no the angle formed mathematically by the two vectors. It merely indicates the simple angle that would be formed if the vectors were two lines. *3 The circle itself can be locked. 14-42