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Assessment
What is the sum of the interior angles of a triangle?
180 degrees
360 degrees
90 degrees
270 degrees
Which of the following is true about the circumradius (R) of a triangle?
R = (abc) / (4A)
R = A / (abc)
R = (a + b + c) / 3
R = (a^2 + b^2 + c^2) / 3
In a triangle, if one angle measures 90 degrees, what type of triangle is it?
Obtuse triangle
Acute triangle
Right triangle
Equilateral triangle
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