Question

4) WILL BECOME FAN AND MEDAL (attached screen shot)

Answer 1

D (-1,1)
E ( 2,1)
F (-1,4)

Answer 2

dis(DE)=sqrt[(x-x2)^2+(y2-y1)^2]
=sqrt[(-1-2)^2+(1-1)^2]=3
dis (FD)=3
dis(EF)=sqrt[(-1-2)^2+(1-4)]=sqrt[9+9]=sqrt[18]=4.2

Answer 3

total = 4.2+3+3=10.2

Answer 4

Thanks soooo much!! @AJ01

Answer 5

YW