440,650 views
45 votes
45 votes
6. Solve for x and y. I H EH = FH = HG

User Leonhart
by
2.7k points

1 Answer

24 votes
24 votes

In the figure shown, triangle EHF is an isosceles triangle. Lines EH equals FH (as shown by the strokes on the line segments). Therefore;


\begin{gathered} EH=FH \\ 9x-2=7x+4 \\ \text{Collect like terms and you'll have;} \\ 9x-7x=4+2 \\ 2x=6 \\ \text{Divide both sides by 2} \\ x=3 \\ \text{Also, triangle EGH is isosceles, therefore;} \\ EH=HG \\ 9x-2=5y \\ 9(3)-2=5y \\ 27-2=5y \\ 25=5y \\ \text{Divide both sides by 5} \\ 5=y \end{gathered}

Therefore x = 3

y = 5

User Matoy
by
3.3k points
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