The attributes that best describe Kiki's right triangle are "closed figure", "polygon" and "exactly one right angle".
What are attributes?
The word attribute is used to describe a certain quality associated a something. It can vary between the color, shape, or any quality that can be used to describe the thing.
Kiki draws a right-angled triangle. This means that one of its angles is 90°. A triangle cannot have more than one right angle.
The triangle has three lines and these three lines enclose the figure, therefore it is a closed figure.
A triangle is a 3 sided polygon.
Therefore, we have determined that the attributes that best describe Kiki's right triangle are "closed figure", "polygon" and "exactly one right angle". The correct answers are options A, B, and C.
Learn more about attributes here: https://brainly.com/question/17290596
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