Geometry Foundation Quiz 2 #14

GRE Quant Problem Solving
1

I am struggling to see how Greg’s answer is correct here. I dont think that this example is valid because how can “y” be different? Plugging in numbers here, you get two different values for y. Which isnt valid. I worked out an example for refernece. Please help!

Triangle Question - Greg Proof
Triangle Question - Greg Proof1193×857 45.7 KB

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2

Hint: this is ASS - not a congruence criterion. You showed in your example that the areas are not equal, but they can easily be identical as well.

3

There’s a video on khan academy. Scroll down to see why SSA is not a congruency rule