Answer:
The brother does
Step-by-step explanation:
browyns take 40 minutes, 12,000/40= 300ft a minute
brother takes 45, 15,000/45= 333ft a minute
333>300
18. ∆PQR =~ ∆RPA ( by SAS )
19. ∆DQR =~ ∆PQR ( by AAS )
20. ∆ARO =~ ∆PQO ( by AAS )
(a+3)(a-2)
a^2-2a+3a-6
a^2+a-6
Answer is a^2+a-6
c
