Geometric Figures with Pairs of Lines

4 sides, 4 vertices, opposite sides parallel and congruent (same size); 4 right angles

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Look at the picture. What is true about the polygon?

• one pair of parallel lines

• 4 congruent sides

• two pairs of perpendicular lines

• one pair of perpendicular lines

Which statement is true about all of the shapes below?

• Each shape has four congruent angles.

• Each shape has two sets of parallel sides.

• Each shape has four congruent sides.

• Each shape has at least two right angles.

Which of the following is NOT a parallelogram?

• trapezoid

• rhombus

• rectangle

• square

Are the lines parallel, perpendicular or neither? Match the pairs.

• perpendicular

• p and q

• perpendicular

• r and s

• neither

• r and q

• parallel

• p and r

Two angles that create a line are called:

• adjacent angles

• vertical angles

• supplementary angles

• linear pair

Look at the picture. What is NOT true about the polygon?

• four congruent sides

• opposite sides are congruent

• two pairs of perpendicular lines

• opposite sides are parallel

Identify the type of angle shown....

• Acute

• Obtuse

• Reflex

• Right Angle

Find the missing angle.  Find x.

• 20^o

• 70^o

• 160^o

• 180^o

Work out the size of the missing angle

• 25

• 55

• 125

• 205