Exploring the Properties of Triangles

What is the sum of all angles in any triangle?

• 90 degrees

• 360 degrees

• 180 degrees

• 270 degrees

Which triangle has all sides and angles of equal length?

• Isosceles triangle

• Scalene triangle

• Equilateral triangle

• Right triangle

In which triangle are two sides equal and the angles opposite these sides also equal?

• Equilateral triangle

• Acute triangle

• Isosceles triangle

• Scalene triangle

What type of triangle has no equal sides or angles?

• Isosceles triangle

• Equilateral triangle

• Scalene triangle

• Right triangle

What is the name of the longest side in a right triangle?

• Base

• Adjacent

• Opposite

• Hypotenuse

In a right triangle, what is the relationship between the sides according to Pythagoras theorem?

• b^2 + c^2 = a^2

• a^2 + b^2 = c^2

• a^2 - b^2 = c^2

• a^2 + c^2 = b^2

What is the sum of the squares of the two shorter sides in a right triangle called?

• Area

• Hypotenuse

• Perimeter

• Base length

Which triangle has one angle greater than 90 degrees?

• Equilateral triangle

• Acute triangle

• Right triangle

• Obtuse triangle

Which triangle is defined by having two angles less than 90 degrees when one angle is exactly 90 degrees?

• Acute triangle

• Obtuse triangle

• Right triangle

• Equilateral triangle

Which triangle has all angles less than 90 degrees?

• Right triangle

• Obtuse triangle

• Isosceles triangle

• Acute triangle