Both types of quadrilaterals do exist, so neither of them is correct.
Who is correct?
Well, actually neither of the two kids is correct.
There are quadrilaterals that have internal right angles, such as the square or the rectangle, but there are also quadrilaterals whose internal angles do not measure 90°, like the case of the rhombus.
Then there are quadrilaterals with right angles and quadrilaterals without right angles, then neither Kathleen nor Gray are correct, because both types of quadrilaterals do exist.
If you want to learn more about quadrilaterals.
https://brainly.com/question/16691874
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