geometry review

How many angles does a triangle have?

• 4

• 3

• 2

What is a right angle?

• A right angle measures exactly 180°

• A right angle measures exactly 90°

• A right angle is always less than 90°

What is an obtuse triangle?

• An obtuse triangle has one right angle.

• An obtuse triangle has many obtuse angles.

• An obtuse angle has only one obtuse angle.

Based on its angles, what type of triangle is this?

• Acute triangle

• Obtuse triangle

• Isosceles triangle

• Right triangle

Based on its angles, what type of triangle is this?

• Scalene triangle

• Acute triangle

• Obtuse triangle

• It looks like a roof.

Based on its angles, what type of triangle is this?

a trapezoid is a quadrilateral with...

• 2 pairs of parallel sides

• 4 right angles

• 4 equal sides

• 1 pair of parallel sides

A parallelogram is a quadrilateral with...

• 2 pairs of parallel sides

• 1 pair of parallel sides

• 4 right angles

• 4 equal sides

Give the specific name for this quadrilateral

• rectangle

• square

• parallelogram

• trapezoid

What are parallel lines?

• Lines that cross each other.

• Lines that form an angle or corner.

• Lines that will never cross.

• Lines that are curved.