Geometry Vocab - Part 3

What is an equilateral triangle?

• All congruent sides and all congruent angles

• 2 congruent sides and 2 congruent angles

• No congruent sides and no congruent angles

• A triangle with 1 right angle

What is an isosceles triangle?

• 2 congruent sides and 2 congruent angles

• All congruent sides and all congruent angles

• No congruent sides and no congruent angles

• A triangle with 1 right angle

What is a scalene triangle?

• No congruent sides and no congruent angles

• All congruent sides and all congruent angles

• 2 congruent sides and 2 congruent angles

• A triangle with 1 right angle

What is a right triangle?

• A triangle with 1 right angle

• All congruent sides and all congruent angles

• 2 congruent sides and 2 congruent angles

• No congruent sides and no congruent angles

What is the interior angle sum of any triangle?

• 180°

• 360°

• 90°

• 270°

What is the interior angle sum of any quadrilateral?

• 360°

• 180°

• 90°

• 270°

What are the two congruent angles of an isosceles triangle called?

• Base angles

• Vertex angles

• Right angles

• Scalene angles

Define: Altitude of a triangle

• (Height) Drawn from a vertex, perpendicular to the opposite side

• Drawn from a vertex, to the midpoint of the opposite side

• The longest side of a right triangle

• The shortest side of a right triangle

Define: Median of a triangle

• Drawn from a vertex, to the midpoint of the opposite side

• (Height) Drawn from a vertex, perpendicular to the opposite side

• The longest side of a right triangle

• The shortest side of a right triangle

What is the Pythagorean Theorem?

• a² + b² = c²

• a² + b² = c

• a + b = c²

• a² + b = c²