Quadrilaterals
What is a 90-degree angle called?
What is a right angle.
What is a les than 90-degree angle called?
What is an acute angle.
What is a more than 90-degree angle called?
What is an obtuse angle.
What is a shape with 4 sides, a set of parallel lines, two obtuse angles and two acute angles. This shape could become a triangle if one set of lines was continued.
What is a trapezoid.
What is the perimeter of a rectangle with a length of 5 centimeters and a width of 7 centimeters?
What is 24 centimeters?
What is a shape that has no parallel or perpendicular lines and that is not a polygon?
What is a circle.
What is the area of a rectangle whose length is 10 inches and the width is 5 inches?
What is 50 square units?