Rice - Vocabulary Test Triangles and Quadrilaterals

A triangle with at least one pair of congruent sides and one pair of congruent angles is called ____________.

• equilateral triangle

• isosceles triangle

• right triangle

• parallelogram

A triangle with all sides congruent and all angles congruent is called ____________________.

• acute triangle

• equilateral triangle

• isosceles triangle

• trapezoid

A triangle with one obtuse angle is called ________________.

• right angle

• isosceles triangle

• acute triangle

• obtuse triangle

A triangle with all acute angles is called _________________.

• right triangle

• acute triangle

• parallelogram

• obtuse triangle

A quadrilateral with two pairs of parallel sides are called ___________.

• trapezoid

• isosceles triangle

• right triangle

• parallelogram

A triangle with no congruent sides and no congruent angles is called ___________________.

• scalene triangle

• obtuse triangle

• equilateral triangle

• trapezoid

A triangle with one 90 degree angle is called _____________.

• trapezoid

• parallelogram

• obtuse triangle

• right triangle

A quadrilateral with exactly one pair of parallel sides is called ______________.

• square

• parallelogram

• trapezoid

• circle

Notice the tick marks on this triangle. What is this triangle called?

• isosceles triangle

• equilateral triangle

• scalene triangle

• trapezoid

Notice the tick marks on this triangle. What is this triangle called?

• isosceles triangle

• equilateral triangle

• scalene triangle

• obtuse triangle