2-D Figures

Which of the quadrilaterals has exactly one pair of parallel sides and two pairs of congruent angles?

• trapezoid

• rectangle

• square

• rhombus

Which of the following is TRUE about the figures below?

• Both figures are acute triangles.

• Both figures are scalene triangles.

• Both figures are isosceles triangles.

• Both figures are obtuse triangles.

Ms. Herman drew this triangle. Which of the following is the most specific description of the triangle?

• acute, equilateral

• right, isosceles

• obtuse, scalene

A triangle has sides measuring 31 millimeters, 31 millimeters and 53 millimeters. What kind of triangle is it?

• equilateral

• isosceles

• scalene

• right

Given triangle XYZ where ∠X = 28°, ∠Y = 52°, and ∠Z = 100°, which would best classify triangle XYZ?

• scalene

• acute

• right

• obtuse

Which of the following statements is TRUE about ALL quadrilaterals?

• Quadrilaterals must have 2 pairs of parallel sides.

• Quadrilaterals must have four sides of equal length.

• Quadrilaterals must have four sides.

• Quadrilaterals must have four right angles.

What attributes do a rhombus and a rectangle always have in common?

• Both figures always have two pairs of parallel sides.

• Both figures always have four sides of equal length.

• Both figures always have four right angles.

• Both figures always have only one pair of parallel sides.

Ms. Herman asks her math students to identify two kinds of shapes using the clues below. Each shape must have all sides of equal length. Each shape must have 4 sides. Each shape must have two pairs of parallel sides. Which two kinds of shapes can Ms. Macdonald be describing?

• rhombus, rectangle

• parallelogram, rectangle

• square, rectangle

• rhombus, square

Ms. Herman uses TWO long sticks with a length of 8 cm and ONE short stick with a length of 4 cm to form the following figure. If she replaces the 4 cm short stick with a 8 cm long stick, what names can the shape be called?

• quadrilateral and kite

• quadrilateral and trapezoid

• equilateral and scalene triangle

• equilateral and isosceles triangle

Which 2-D figure is a REGULAR polygon?

• rhombus

• rectangle

• square

• trapezoid