hhani0402 hhani0402

04-03-2017
Mathematics

contestada

I try to solve it but I didn't get any of the choices
Thank you for helping me

I try to solve it but I didnt get any of the choices Thank you for helping me class=

Respuesta :

sdmatera sdmatera

04-03-2017

The answer is 7. You can look at it like this. The two triangles are similar and the larger one's sides are twice the size of the smaller one's. So then we know GF is twice the size of JK.
2(2y+5)=5y+3
4y+10=5y+3
y=7

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