A farmer has some ducks and cows on his farm. 140 animals feet are on the farm. If there are 36 ducks, how many cows are on the farm?

180°

step-by-step explanation:

sum of equilateral triangle=180°

< n=60°

< m=120°°[angle supplementary of equilateral angle]

< m+< r+< x=360°(sum of exterior angle of triangle)

answer: 1.06 km per sec

step-by-step explanation:

39.6 m=63.72 km

60 min in an hour so 63.72/60=1.06

yes i do see that. i say this because i am doing my very best in high school so i can get a scholarship and credits.  

fo there supposed to be answer choices there

step-by-step explanation: