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Renee99 Group Title

Gina has a pair of wall hangings in the shape of congruent triangles. The measure of angle ABC is equal to the measure of angle DEF. What is the value of x? A. 3 B. 4.5 C. 6 D. 6.5 I did this twice and got x = 2 both times? What am I doing wrong here? Can someone help me?

  • 2 years ago
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  1. Renee99 Group Title
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    • 2 years ago
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    7/7 = 2x-4/x+2 7x+14 and 14x - 28 x=2 and x=2 7/5 = 2x-4/x+2 7x+14 and 10x-20 x = 2 and x = 2 ???Is this wrong???

    • 2 years ago
  3. vivalakoda Group Title
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    I think that you're looking at the problem wrong. Set 2x-4=x+2 and solve, because they are equal to each other and solve for x that way!

    • 2 years ago
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    okay, thanks, hold on, I'll try it...

    • 2 years ago
  5. vivalakoda Group Title
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    :)

    • 2 years ago
  6. Renee99 Group Title
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    x = 6?

    • 2 years ago
  7. vivalakoda Group Title
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    2x-4=x+2 Add 4 to both sides 2x=x+6 Subtract x x=6 Yes!

    • 2 years ago
  8. Renee99 Group Title
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    yay! thank you for helping me!

    • 2 years ago
  9. vivalakoda Group Title
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    You're welcome, good luck :)

    • 2 years ago
  10. Renee99 Group Title
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    thanks! :)

    • 2 years ago
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