Answer:
(-1.6, 0)
(0, 0.8)
Step-by-step explanation:
$30
$160-$130=$30
(3,3)
Using the midpoint formula:
Hope this helps!
A. Stone bridges to steel bridges=
12 : 20
6 : 10
3 : 5
answer = 3 : 5
B. Steel bridges to Stone bridges
20 : 12
10 : 6
5 : 3
answer = 5 : 3
Total bridges = 20+12=32
C. Total bridges to steel bridges
32 : 20
16 : 10
8 : 5
answer = 8 : 5
The answers 9. I took the test :)
