Vocabulary Quiz

What is a decimal?

• A whole number

• A type of fraction

• A period

• A piece of a number

What separates the whole number from the decimal part in a decimal?

• A comma

• A semicolon

• A decimal point

• A colon

What does the term "area" refer to in geometry?

• The length of a shape

• The space a 2-D shape covers

• The perimeter of a shape

• The volume of a 3-D shape

What is the perimeter?

• The measure of the distance around a 2-D shape

• The area inside a 2-D shape

• The volume of a 3-D shape

• The length of one side of a shape

What are parallel lines?

• Lines that will never cross/intersect, even when extended into infinity

• Lines that cross each other at right angles

• Lines that form a triangle

• Lines that meet at a single point

Which of the following is an example of parallel lines?

• Two lines that never meet

• Two lines that form a circle

• Two lines that intersect at one point

• Two lines that form a square

What is an obtuse angle?

• An angle that measures exactly 90°

• An angle that measures less than 90°

• An angle that measures more than 90° but less than 180°

• An angle that measures exactly 180°

Which of the following is an example of an obtuse angle?

• An angle measuring 45°

• An angle measuring 120°

• An angle measuring 90°

What is an isosceles triangle?

• A triangle with 3 equal sides and 3 equal angles

• A triangle with 2 equal sides and 2 equal angles

• A triangle with no equal sides and no equal angles

• A triangle with 1 right angle

Which of the following is an example of an isosceles triangle?

• A triangle with all sides different

• A triangle with two equal sides

• A triangle with three equal sides

• A triangle with one right angle