Question

Find the value of x.
image: http://gyazo.com/145c5616b987d13b39347334242c0b23

Answer 1

I will explain you a simple way to calculate.....
listen carefully....

first assume given triangle is two that is....

Answer 2

now....

Answer 3

in second triangle.....
let us think, a=opp/adj
we have to do this thing in first triangle....

Answer 4

that is.....,
in 2nd triangle a=7/14

than in 1st triangle a=x/15

then from two equtions we can find x value eassily....

Answer 5

i still cant understand

Answer 6

x/15=7/14

x=(7/14)*15=7.5

Answer 7

thankyou i just didnt know what equation i had to make.

Answer 8

or you can also do in another way....

that is two triangles are similar.....
so, X:7=15:14

then you will get x=7.5