Polygons
Triangles
Angles
Circles
Other Geometry
100
A type pf polygon with four sides.
What is a quadrilateral?
100
A triangle with one right angle.
What is a right triangle?
100
An angle whose measure is greater than 90 degrees but less than 180 degrees.
What is an obtuse angle?
100
360 degrees
What is the number of degrees in a circle?
100
A part of a line with two endpoints. It has definite length and can be measured.
What is a line segment?
200
A simple closed curve with three or more sides.
What is a polygon.
200
The sum of the measure of the angles in a triangle.
What is 180 degrees?
200
An angle that equals 180 degrees.
What is a straight angle or a line?
200
A line segment from the mid-point of any circle to any point on the circle. It is half of the diameter.
What is the radius?
200
When something is the same shape and size.
What is congruent?
300
A rectangle with all sides congruent.
What is a square?
300
A triangle with three congruent sides and three congruent angles.
What is an equilateral triangle?
300
An angle that is greater than 0 degrees but less than 90 degrees.
What is an acute angle?
300
The distance around any circle.
What is the circumference?
300
This is a part of a line. It has one endpoint and extends without end in one direction.
What is a ray?
400
A quadrilateral with both sets of opposites sides parallel and congruent.
What is a parallelogram?
400
A triangle with two congruent sides.
What is an isosceles triangle?
400
When two angles share a common ray and vertex they are said to be this.
What is adjacent?
400
3.14 x radius squared.
What is the formula to find the area of a circle.
400
when two or more lines remain the same distance apart and never intersect.
What is parallel?
500
A quadrilateral with one and only one set of opposite sides parallel.
What is a trapezoid?
500
A triangle with three unequal sides.
What is a scalene triangle.
500
Two angles whose sum is 180 degrees.
What is supplementary angles?
500
The ratio of the distance around any circle (circumference) to the distance across the circle at it's longest point (diameter).
What is pi?
500
Rays, lines , or segments that intersect to form right angles.
What is perpendicular?
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