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Classification of Triangles
Can a scalene triangle be obtuse? Is an equilateral triangle always acute?
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Concept Quizzes
True or False?
A right triangle can be isosceles.
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by Brilliant Staff
Above, a line cuts across two adjacent rectangles.
How many right triangles can you find in this diagram?
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Two sides of an isosceles triangle measure 3 and 5. What could be the length of the third side?
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by Brilliant Staff
Excel in math and science
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It's hard to learn from lectures and videos
Learn more effectively through short, conceptual quizzes.
Our wiki is made for math and science
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by Brilliant Staff
What type of triangle has both an \(89^\circ\) angle and a \(1^\circ\) angle?
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by Brilliant Staff