Question

@directrix

Answer 1

@MissSmartiez

Answer 2

45-4=41

Answer 3

How did you get the 4?

Answer 4

i think use the rule of 3 simple

to 20 correspond 45
than to 16 ------- x
---------------------

x = 16*45/20 = ?

Answer 5

36

Answer 6

right sure

Answer 7

what about @dayakar's method?

Answer 8

i dont understand it how have got this result - sorry

Answer 9

so my opinion is that bc the 3rd line not is parallel with first of 20 and second line where mentioned this length of 16 segment so from this result that this diffenrence not can being never 4 - may be 4 just than this 3rd line maybe parallel with the first and second line

Answer 10

i'm sorry
x/45 = 16/20

x= (16*45)/20 =36