Angle and Perpendicular Bisector Constructions

Compass, calculator, paper, pen

Ruler, protractor, eraser, pencil

Paper, scissors, glue, pencil

Paper, ruler, compass, pencil

To cut in half

To draw a line

To measure an angle

To calculate an area

Draw a straight line

Measure the angle

Place the compass at the angle's vertex

Shade the region

One

Two

Four

Three

To measure the angle

To find the midpoint

To identify the bisector line

To draw a circle

Leave them visible

Highlight them

Color them

Erase them

Cuts it into three parts

Cuts it in half at a right angle

Measures its length

Draws a parallel line

Draw a circle

Measure the line segment

Place the compass on one end of the line

Draw a straight line

Set it to the exact length of the line

Set it to the full length of the line

Set it to more than half the line's length

Set it to less than half the line's length

They mark the midpoint

They show the bisector's path

They indicate the line's length

They are decorative