107k views
4 votes
What is the value of x?

What is the value of x?-example-1

1 Answer

3 votes

Answer:

x = 28

Explanation:

Given a line parallel to a side of a triangle and intersecting the other 2 sides, then it divides the sides proportionally, that is


(AC)/(CR) =
(AD)/(DR) , substitute values


(10)/(x) =
(15)/(42) ( cross- multiply )

15x = 420 ( divide both sides by 15 )

x = 28

User Lytol
by
6.5k points