My friend is stuck in this question what should I do it’s due 1 hour ASAP

1.Polygon

Step-by-step explanation:

Notice that

1. A triangle is a Polygon.

2. The triangle can be classified into Right, Obtuse, and Acute triangles.

3. An acute triangle is a triangle in which each angle is a acute angle. All acute triangle angles are less than 90 degrees. For example, an equilateral triangle is always acute, since all angles( which are 60) are all less than 90.

Taking into account the above, we have that the concept map can be filled.

Then, the unlock code is PTROAE

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step-by-step explanation: