Acrylic Ruler: Suitable for use at home, or in the classroom, shop, or office, this scratch-resistant 12-inch ruler features a transparent body that allows for easy page viewing and precise ...

As the reformer Cleisthenes agonised in exile with the 700 families called 'The Accursed', his arch-enemy and current ruler of Athens, Isagoras, continued to dismantle the last vestiges of the ...

From the same end, use a ruler to draw a line through the dot, crossing the arc. Label the length 7 cm and the angle 40°. Use the ruler to join the other end of the horizontal line to the end of ...