Answer:
Isosceles Right
Step-by-step explanation:
B and C
The reason is on the picture.
6 : 1
b - 3a / 9 = a /3
Cross multiply
3(b - 3a) = 9a
Expand
3b - 9a = 9a
Add 9a to both sides
3b = 9a + 9a
3b = 18a
Divide both sides by 3
b = 6a
Ratio of a : b
b. absolute value
Hope this helps!
11-3i
6-7i+5+4i=6+5-7i+4i=11-3i
