Triangle Quiz

What must each interior angle in an equilateral triangle be?

• 30º

• 45º

• 60º

• 90º

What is the longest side of a right-angled triangle called?

• Base

• Hypotenuse

• Adjacent

• Opposite

Which triangle has all sides of different lengths?

• Scalene

• Right-angled

• Equilateral

• Isosceles

What are the interior angles of a scalene triangle that measure 43º, 65º, and 72º?

• Acute, Obtuse, Right

• Equilateral, Isosceles, Scalene

• 60º, 90º, 120º

• None of the above

Which triangle has 2 equal sides and 2 equal angles?

• Isosceles

• Scalene

• Equilateral

• Right-angled