Triangle Trivia

What is the sum of the interior angles of a triangle?

• 180 degrees

• 90 degrees

• 270 degrees

• 360 degrees

What is the name of a triangle with all sides of different lengths?

• Scalene triangle

• Isosceles triangle

• Equilateral triangle

• Right triangle

In a right triangle, what is the side opposite the right angle called?

• opposite

• base

• hypotenuse

• adjacent

What is the formula to calculate the area of a triangle?

• base * height

• base + height

• base - height

• (base * height) / 2

How many sides does a scalene triangle have?

• 4

• 3

• 5

• 6

What is the name of a triangle with one angle greater than 90 degrees?

• Straight triangle

• Obtuse triangle

• Acute triangle

• Right triangle

What is the Pythagorean theorem?

• The square of the length of the hypotenuse is equal to the sum of the squares of the lengths of the other two sides.

• The Pythagorean theorem involves trigonometric functions

• The sum of the lengths of the sides is equal to the length of the hypotenuse

• The Pythagorean theorem only applies to right-angled triangles

What is the name of a triangle with all sides of equal length?

• Equilateral triangle

• Right triangle

• Scalene triangle

• Isosceles triangle

What is the term for a triangle with one angle equal to 90 degrees?

• isosceles triangle

• obtuse triangle

• acute triangle

• right triangle

What is the formula to calculate the perimeter of a triangle?

• Perimeter = side1 / side2 / side3

• Perimeter = side1 - side2 - side3

• Perimeter = side1 + side2 + side3

• Perimeter = side1 * side2 * side3