geometry

Quadrilaterals always have

• 4 sides

• 2 sets of parallel lines

• 4 right angles

• 4 equal sides

What is the vocabulary word for this image.

• line

• point

• line segment

• ray

What vocabulary word is this image?

• points

• line

• line segment

• ray

Which of these are all quadrilaterals?

• rectangle, square, triangle, trapezoid

• rectangle, trapezoid, square, parallelogram

• square, trapezoid, circle, rectangle

• pentagon, square, rectangle, parallelogram

Two lines that intersect and form right angles are called

• parallel lines

• intersecting lines

• adjacent lines

• perpendicular lines

What kind of angle is this?

• right angle

• obtuse angle

• acute angle

• reflex angle

What kind of angle is this?

• reflex angle

• obtuse angle

• acute angle

• straight angle

What term best defines these lines?

• parallel lines

• straight lines

• perpendicular lines

• intersecting lines

Which angle has exactly 90 degrees?

• acute angle

• right angle

• obtuse angle

• reflex angle

Which angle has less than 90 degrees?

• acute angle

• right angle

• obtuse angle

• reflex angle