How many degrees does all 3 angles add up to in a triangle?
180 degrees
How many sides does a quadrilateral have?
4
What are parallel lines?
Two lines that never meet or touch
What type of angle is this angle?
Obtuse
What type of angle is 90 degrees?
right angle
What is an attribute of a trapezoid?
One pair of parallel sides
What is a perpendicular line?
Two lines that meet at a 90 degree angle
True or False: A rhombus has to have all right angles?
False
What kind of angle is less than 90 degrees?
Acute Angle
What are the attributes of a parallelogram?
Opposite sides are equal, opposite angles are equal, 2 pairs of parallel sides
What is this triangle called?
Equilateral Triangle
Parallel lines cross at a 90 degree angle - True or False?
False
What type of angle is greater than 90 degrees?
Obtuse Angle
What are the attributes of a rhombus?
4 equal sides, 2 pairs of parallel sides
True or False? A rhombus has to have all equal sides
True
How many degrees are in a straight angle?
180 degrees
What quadrilateral has exactly one set of parallel lines?
trapezoid
True or False: A square has to have all right angles
True