Answer:
390/800=48.75%
Step-by-step explanation:
21:3
9:3
3:1
there all a 3:1 ratio
Answer:
Step-by-step explanation:
as said in my comment
A: (3x-2)X(x+1)
B: substitute 3 in(if m=meters),
(3x3-2)
9-2
7X(x+1)
3+1
4
7X4
28
Answer:
The reference angle for the angle with measure -pi/4 is the angle pi/4
Step-by-step explanation:
The angle -pi/4 is in clockwise and the angle pi/4 is in counterclockwise