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Assessment
What is the formula for the area of a circle?
A = πr²
A = 2πr
A = r²
A = πd
In Euclidean geometry, what is the sum of the interior angles of a triangle?
180 degrees
360 degrees
90 degrees
120 degrees
What is the Pythagorean theorem?
a² + b² = c²
a + b = c
a - b = c
a² - b² = c²
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