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Questions (6)
A circle is circumscribed about an equilateral triangle with side lengths of 9 units each. What is the area of the circle, in
2 answers
1,332 views
In triangle ABC, AB = 3, AC = 5, and BC = 4. The medians AD, BE, and CF of triangle ABC intersect at the centroid G. Let the
9 answers
1,103 views
In triangle ABC, BC = 20 * sqrt(3) and angle C = 30 degrees. Let the perpendicular bisector of BC intersect BC and AC at D and
5 answers
1,293 views
In triangle $ABC$, $BC = 20 \sqrt{3}$ and $\angle C = 30^\circ$. Let the perpendicular bisector of $BC$ intersect $BC$ and $AC$
2 answers
1,269 views
Triangle $ABC$ is a right triangle with right angle at $A$. Suppose $\overline{AX}$ is an altitude of the triangle,
7 answers
3,944 views
Altitudes $\overline{XD}$ and $\overline{YE}$ of acute triangle $\triangle XYZ$ intersect at point $H$. If the altitudes
0 answers
542 views
Answers (4)
16 is correct. Thanks!
8 isn't correct.
Thanks!
31 it is!
