Angle Measurement Ruler - Measure Angles to 360 Degrees and Lines to 12"

Perfect for measuring and constructing all types of angles, along with degrees and lengths of sides, this adjustable transparent ruler is marked in inches and centimeters and has a 0-360 degree scale.

Key Features :

i : USEFUL MEASUREMENT RESOURCE -- Measure and construct all types of angles, triangles and geometric shapes with this transparent ruler. It measures angles up to 360 degrees and lengths of up to 12" or 30cm.
ii : PINPOINT ACCURACY -- Measure angles to the nearest degree or to the nearest 5 degrees using the black markings around the circular pivot.
iii : EASY TO MARK ANGLES -- 20 evenly spaced holes 0.5" apart enable students to mark angles without moving the ruler off the page.
iv : CLEAR PLASTIC -- The flexible, transparent plastic enables users to view through the angle measurement ruler and easily measure and draw angles and lines.
v : DRAW STRAIGHT LINES -- Open the angle measurement ruler to draw straight lines up to 12" or 30cm long. It lays flat on the page when open.
vi : STRONG AND DURABLE -- The ruler is made of flexible plastic, which is shatter resistant, and will last for years of use.