Please help!! 15 points!
1. A(–6, –7), B(4, –2), C(0, 7)
2. A(–12, –14), B(8, –4), C(0, 14)
3. A(–3, –3.5), B(2, –1), C(0, 3.5)
4. A(–12, –7), B(8, –2), C(0, 7)
