The triangle shown has all angles less than 90 degrees, which classifies it as an acute triangle.

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Here are five related questions to explore:

1. What are the properties of an acute triangle?
2. How is an acute triangle different from an obtuse triangle?
3. Can an equilateral triangle be considered acute?
4. What are the formulas for calculating the area of an acute triangle?
5. How can you measure angles in a triangle accurately?

Tip: Remember, the sum of angles in any triangle is always 180 degrees.