7.4.5. Geometric Constructions
What does the following figure illustrate?
- Aa perpendicular to a straight line originating from it
- Ba bisector of an angle
- Ca perpendicular from a point lying outside a straight line
- Da straight line parallel to another line
Draw in which cm, , , and cutting it at to find the approximated length of by measuring, then calculate the area of .
- Acm, area
- Bcm, area
- Ccm, area
- Dcm, area
Draw of length cm, and using a compass and a ruler, draw the straight line that is the axis of symmetry of , where . Label the point such that cm, and measure the length of .