Geometry Second ESM

Which of the following is not a polygon?

• trapezoid

• semicircle

• rhombus

• octagon

Angles that have a measure less than 90 degrees are called _____ ______.

• acute angles

• obtuse angles

• right angles

• straight angles

______ squares are rectangles.

• All

• Some

• No

______ parallelograms are quadrilaterals.

• All

• Some

• No

Which shape doesn't belong with the others?

• square

• rectangle

• trapezoid

• rhombus

Which quadrilateral has only one pair of parallel sides?

• a triangle

• a square

• a trapezoid

• a parallelogram

What is the best term to describe this image?

• intersecting lines

• perpendicular lines

• parallel lines

• arrows

Name this shape

• parallelogram

• square

• diamond

• hexagon

Name this shape

• hexagon

• octagon

• pentagon

• decagon

Name this shape

• rhombus

• square

• pentagon

• octagon