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Properties of Triangles

Given a triangle with side lengths of 5, 12, and 14, is the largest angle in the triangle acute, right, or obtuse? Geometric knowledge helps us deduce much about triangles from limited information. See more

Lightning Warmup

         

What is the area of the triangle?

What is the value of \(x?\)

Vann's triangle has side lengths of \(a, a + 1, \text{ and } a + 2.\) Which of these numbers could be the value of \(a?\)

What is the value of \(x?\)

If a triangle's height is doubled and its base length is halved, the area of the triangle will...

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