please answer these two questions. i think they would be easy for some and please make sure they are correct. thats all i ask :( <33

17. Tallest post is 3 feet tall. Each of the next tallest post is 5/6 the last.

a. Height of the shortest post: 3 x 5/6 x 5/6 x 5/6 x 5/6

b. 625/432 feet to be exact.

18. a. Nicole ran: 4 : 2 : 2 : 2

b. Half a mile

a. turk and mcalister

b. howard, mission, and market

c. yes. since streets end some do not cross yet are not parallel to others. example: mcalister and 5th

step-by-step explanation:

parallel lines are lines which do not intersect ever and look a lot like railroad tracks. turk, mcalister and golden gate are examples of these.

intersect are streets which cross each other and a car on one can reach the other. howard, mission, and market intersect with 6th.

skew lines are lines which neither intersect nor are parallel. these lines exist here because some streets end and never intersect another like mcalister and 5th.

step-by-step explanation:

what grade level is this? need to know so i can look in my old textbooks!