IM2.6.7 Similar right triangles 2
SRT2
1. Construct equilateral triangle ABC using the Regular Polygon tool.
2. Construct a line through A perpendicular 
to CB.
3. Construct point D at the intersection 
of your perpendicular line and CB.
4. Construct segments AB, BD, DA.
to CB.
3. Construct point D at the intersection of your perpendicular line and CB.
4. Construct segments AB, BD, DA.
Compare
1. Compare your segment lengths with those of your partner. Are they the same? 2. Calculate the ratios . Explain why your partners ratios are exactly the same.
3. This is the other special right triangle, called a 30-60-90 triangle. Call the short leg "x", and write each of the other legs in terms of x. Hyp= LongLeg=