Answer:
B 12.68
Step-by-step explanation:
you will need to find the distance between each segment-
so the length of DC, CF, FE, ED

DC:
D(-2,-1) C(-1,2)

CF:
C(-1,2) F(1,1)

FE
F(1,1) E(2,-2)

ED
E(2,-2) D(-2,-1)

3.16+2.24+3.16+4.12= 12.68
Answer:a,c,d
Step-by-step explanation:
Answer:
3.2
Step-by-step explanation:
0 = 2t - 8/5
8/5 = 2t
16/5 = t
3.2 = t
The probability that 4 are chem majors would be 5%
Octagon has 8 sides so the sum of the angles of the octagon is 180(8-2)=180 (6)=1080 degrees