ΔRST has vertices R(-2 5), S(1, 1), and T(-6, 2). Classify ΔRST based on its sides.
66.
0 A. isosceles
0 B. scalene
Length
0 C. right isosceles
0 D. right
R
T
S
Since the slopes are opposite reciprocals
the lines are perpendicular making it a
right triangle. Since two sides are the
same length, it is also isosceles.