Question

Find x. (Let me attach the file first)

Answer 1

This the photo please help @PFEH.1999

Answer 2

well have you ever seen this formula ?

\[m = \frac{ AB - CD}{ 2 }\]

in this figure:

Answer 3

?

Answer 4

@gswag98

Answer 5

yeah I know that formula but the answer I got was incorrect when I entered it in the blank box

Answer 6

well,what did u get?

Answer 7

42.5 and it was wrong my A+ program said

Answer 8

yes,it's wrong.

m=45 so:

45 = (130-x)\2 = 130 -x = 90 so x = 40

Answer 9

ok thank you @PFEH.1999

Answer 10

you're welcome ;)