Course Activity: AA, SAS, and SSS Criteria for Similar Triangles Part C
In GeoGebra, label the measures of the three angles on ADEF. Then move point G around the coordinate plane to produce triangles with different
sets of angles. Record at least five sets of angles as you move G.
✓
B
TU
x x
Font Sizes
A-A-
DE
mZEFD
mZFDE
Triangle
mZDEF
90
45
acute
180
scalene
180
90
45
right
90
45
180
obtuse
90
45
180
isosceles
180
90
45
6
7
8
I
Characters used: 144 / 15000
Part D