Question

help

Answer 1

Please make a habit of posting your actual question up front. No need to type :"help."

Answer 2

Im asking help for the photo @mathmale

Answer 3

the size/ side length of similar triangles are proportional

hence when solving for the missing side length, you can write an equation relating the ratio of sides

Answer 4

a is just solving for x of the given equation
notice where they got the numbers and the respective sides they are comparing to

Answer 5

b is just writing a similar proportion to "a" but using the 6 and 8 sides instead

Answer 6

but its so hardddddd. i hate myself.
@sooobored