Classifying Triangles and Quadrilaterals

Which type of triangle has one angle that measures exactly 90 degrees?

• Obtuse triangle

• Right triangle

• Equilateral triangle

• Acute triangle

What is a key characteristic of a rhombus?

• Four equal sides

• Four right angles

• All angles less than 90 degrees

• Two pairs of parallel sides

Which quadrilateral has two acute angles and two obtuse angles?

• Trapezoid

• Rhombus

• Rectangle

• Square