Changing the ruler’s 0 origin means changing the position where the starting point (0) for measurement on the ruler is. The default zero position of the ruler is usually at the left edge of the ...

Save guides, add subjects and pick up where you left off with your BBC account. We can draw straight lines using a ruler. To position a ruler accurately, place the point that says 0 at the start ...

In this case use the length 8 cm, and the two angles 40° and 50°. Use a ruler to draw a line from the end of the line through the dot and label the angle 40°. TIP: you won't know the exact ...