Isreal has $57 in the bank. he adds $32 to it each month. he wants to buy a bike that cost $435. every month the bike’s price is reduced by $10. how many months will it take israel to afford the bike?

the diagram shows you   triangle def with de=4, df=9 and de≠df≠ef.

the sum of the lengths of two triangles' sides are always greater than the length of the third side:

substitute sides lengths:

then 5< ef< 13 (option 3 is true).

def is a scalene triangle with all sides of different lengths (option 5 is true, option 2 is false).

answer: correct choices are 1, 3 and 5