O'Reilly logo

Head First 2D Geometry by Dawn Griffiths, Stray

Stay ahead with the world's most comprehensive technology and business learning platform.

With Safari, you learn the way you learn best. Get unlimited access to videos, live online training, learning paths, books, tutorials, and more.

Start Free Trial

No credit card required

A p
iec
e wi
th length
3 has f
our holes.
T
he lengths ar
e
a
l
a dot a
t the s
tart and the
end, as w
ell as each cm.
W
e don’t count the
length of the ex
tra
bits on the ends.
the pythagorean theorem
Standard-sized-quick-assembly-what?!?
Sam’s found a supplier for giant construction kit parts. Kwik-klik makes
parts which are just like construction kit toys you might have seen or played
with when you were younger, but on a much bigger scale.
1 2 3
The pieces have holes in them
at evenly spaced intervals.
Because there’s a hole on either end,
each piece has one more hole than
the length it represents.
T
ry drawing a 3cm line wi
th
Length 1 Length 8 Length 2.5
The parts come in tons of sizes,
from size 1 upward, but always
as whole numbers.
This doesn’t
w
ays whole number
s.
You can’t have a size “two and a half
work.
part.
You can change
this angle.
The bars get fixed
together with a bolt
through the holes.
To build stuff, you just bolt the
parts together through lined-up holes.
The pieces can pivot to any angle around the
bolt, so you can swing them into any position
you need.
So easy, anyone can do it! But Sam’s first ramp has a major problem…
you are here 4 105

With Safari, you learn the way you learn best. Get unlimited access to videos, live online training, learning paths, books, interactive tutorials, and more.

Start Free Trial

No credit card required