Just subsitute 8 for n
1/2(8)^2-1/2(8)
1/2(64)-4
32-4
28
D
Answer:
90°
Step-by-step explanation:
because from south to east is half of north which makes it 90°
The answer you are looking for is 5/6
Answer is A
if x+y=5
y= -x+5
2x + (-x+5) =-2
2x -x +5 = -2
x+5 = -2
x=-7
Can't answer this question coz there is no numbers or pictures