Try it. Speed and accuracy count. Low scores are better.

http://woodgears.ca/eyeball/

7.9, while talking on the phone and listening to the t.v.

Your inaccuracy by category:

Parallelogram      5.1      6.1      4.0

Midpoint       5.0      2.2      1.0

Bisect angle      1.3      0.8      0.4

Triangle center      2.9      2.9      4.8

Circle center      1.4      0.0      5.1

Right angle       7.5      3.6      12.3

Convergence      2.2      9.4      5.0

Average error: 3.95 (lower is better)

Time taken: 128.5

I thought it was going to be easier, but it was pretty tough.

Your inaccuracy by category:

                 

Parallelogram       5.1       6.1       3.6

Midpoint       4.5       9.4      2.0

Bisect angle       3.9      3.4      6.7

Triangle center      7.0      6.5      9.5

Circle center      5.0      5.1      3.2

Right angle      1.1      0.2      1.6

Convergence      9.1      10.0      5.0

Average error: 5.14 (lower is better)

Time taken: 191.8

i'm a beast at right angles lol. i remember when someone posted this a loooong time ago. its pretty fun to see how bad you do!

7.4.

I sucks at eyeballing.

Your inaccuracy by category:

Parallelogram 16.1 5.8 4.0

Midpoint 5.1 2.2 2.0

Bisect angle 2.1 8.8 1.8

Triangle center 5.3 3.3 8.6

Circle center 5.1 3.2 4.0

Right angle 1.3 0.1 7.6

Convergence 4.1 2.2 2.2

Average error: 4.52 (lower is better)

Time taken: 121.0

KICKED ***! If i hadnt miss clicked my first one it would have been a lot better.

Parallelogram      6.1      6.3      7.1

Midpoint      5.1      5.8      3.2

Bisect angle      1.1      1.1      5.0

Triangle center      2.9      5.4      4.4

Circle center      3.0      8.5      4.1

Right angle      3.3      0.8      0.9

Convergence      0.0      5.7      3.0

Average error:   3.94   (lower is better)

Time taken:   114.4

Thats better. Look at the 0.0 on convergence!

I managed a 0.0 on the circle center, but you still edged me by 0.01 overall.  Rats!

Your inaccuracy by category:

Parallelogram 4.5 10.0 3.6

Midpoint 2.0 2.2 5.1

Bisect angle 4.1 1.6 5.9

Triangle center 6.3 7.7 8.2

Circle center 9.1 5.1 12.0

Right angle 1.7 0.4 2.7

Convergence 14.2 1.4 5.4

Average error: 5.39 (lower is better)

Time taken: 92.2

I suck at this!

     

Your inaccuracy by category:

                 

Parallelogram      2.0      5.1      8.0

Midpoint      13.3      5.0      2.2

Bisect angle      3.1      2.3      0.6

Triangle center      3.9      6.6      5.3

Circle center      2.2      5.1      5.0

Right angle      6.7      0.1      4.0

Convergence      4.5      3.0      3.6

Average error:   4.36   (lower is better)

Time taken:   120.8