Angles and Measurement

What do you call a polygon that has 6 sides, 6 angles, and can have more than one obtuse angle?

• quadrilateral

• parallelogram

• hexagon

• All of the above

A right angle measures exactly...

• 0 degrees

• 45 degrees

• 90 degrees

• 180 degrees

A straight angle measures exactly...

• 45 degrees

• 90 degrees

• 180 degrees

• 360 degrees

The number l l has...

• 2 perpendicular lines

• 2 parallel lines

• 2 right angles

• 2 acute angles

Two lines that cross and form a right angle are called what type of lines?

Which shape has no lines of symmetry (non-symmetrical)?

• square

• parallelogram

• rectangle

• circle

Which shape has only 2 lines of symmetry?

• square

• rectangle

• circle

• triangle

An acute angle measures less than, greater than, or equal to 90 degrees?

An obtuse angle measures less than, greater than, or equal to 90 degrees?

 $\angle\ a\ =\ 32\degree\ +\ \angle\ b\ =?\$  These are the measurements of a right angle. What does angle "b" equal?