en CR math puzzle 51 ABSCISSA:The first coordinate of an ordered pair representing a point. ANGLE: A pair of rays that have a common endpoints ,provided that the rays do not lie on line. ARC:A segment of the circumference of a circle. AREA:The number of a square units contained in the interior of a plane figure. AXIS:In a coordinate plane, the x-axis is the horizontal number line and the y-axis is the vertical number line. BISECTOR:In a segment, a line, segment ,ray or plane that intersects the segment at its midpoint. CHORD:A line segment whose endpoint lie on a circle. CIRCLE:The set of all points in a plane that are at a fixed distance from fixed point in the plane. CIRCUMFERENCE:The distance around a circle. COMPASS:An instrument used to draw circles and arcs of circles. CUBE:Prism with 6 square faces. DEGREE:A unit in measuring angles. DIAGONAL:A line segment joining two nonconsecutive vertices of a polygon. DISTANCE:Between two points on a number line, the absolute value of the difference of their coordinates. EDGE:The segment where two faces of a polyhedron intersect. FACE:A flat polygonal surface of a polyhedron. HEIGHT:The length of an altitude of a polygon or solid. HYPOTENUSE:In a right triangle, the side opposite the right angle. LINE:A set of infinitely many points in straight arrangement and extends indefinitely in opposite directions. MIDPOINT:The point that divides a segment into two congruent segments. ORDINATE:The second coordinate in an ordered pair representing a point obtuse angle. PARALLELOGRAM:A quadrilateral in which the opposite sides are parallel. PERIMETER:The distance around the polygon. PLANE:It is like a flat surface that extends infinitely along its length and width.it has no thickness. POINT:Represents an exact location in space. It has no size. POLYHEDRON:A solid form by polygons that enclose a single region in space. POSTULATE:A statement that validity or truth of which are assumed without proof. PROOF:A method of constructing a valid argument. PROTRACTOR:An instrument used to measure an angle. PYRAMID:A polyhedron with all faces, except one, intersecting at a point called vertex. QUADRANT:One of the four regions into which two perpendicular number lines separate the Cartesian plane. QUADRILATERAL:A four-sided polygon. RADIUS:A line segment that joins the center of a circle to a point on the circle. RATIO:An expression that compares two quantities by division. RECTANGLE:A parallelogram with all angles congruent. RHOMBUS:A parallelogram whose sides are all congruent. TANGENT:A line, A segment, or a ray that intersect a circle at exactly one point. SIDE:Are the two rays that form the angle. SLOPE:Is normally described by the ratio of the "rise" divided by the "run" between two points on a line. SEMICIRCLE:An arc whose endpoints are the diameter of a circle. SPHERE:The set of all points in space equidistant from a fixed point called the center. SQUARE:A parallelogram whose sides and angles are all congruent. THEOREM:A true statement that needs to be proven. TRAPEZOID:A quadrilateral with exactly one pair of opposite sides parallel. VERTEX:In an angle,the common endpoints of two rays. VOLUME:The measure of the amount of space contained in a solid. PROPORTION:The equality of two ratio. GEOMETRY:The branch of mathematics that deals with the measurement properties and relationships of points,line,angles,surfaces,and solids. ADJACENT:Two angles sharing a common side and vertex but no interior points in common. INSCRIBED:Angles whose vertex is on the circle and whose side are chords of the circle. SECANT:Is a line which intersects the circle at two distinct points. INTERIOR:Is the set of all points in the plane whose distance from the center is less than the radius. EXTERIOR:Is the set of all points in the plane whose distance from the center is greater than the radius. PRISM:A polyhedron with two congruent parallel faces known as bases. POLYGON:A closed plane figure form by connecting lines segments endpoint to endpoint with each segment intersecting exactly two others. SPACE:Geometric figures which are three-dimensional.

math puzzle

1										2		3				4				5

															6
7																		8 B
									9
		10		11	12	13	14
15					16	O								17

							U
									18					19
															20		21		22
															R						23
					24						25
			26																27			D
								28									29
				30	31
			32
					Z										33
							34															35
									36				37	38						39
		40							D			41
																42

	43	E				44						45

							46		N
				47												48
										49

Across:

2.	The set of all points in space equidistant from a fixed point called the center.
4.	A line segment that joins the center of a circle to a point on the circle.
7.	The point that divides a segment into two congruent segments.
9.	Between two points on a number line, the absolute value of the difference of their coordinates.
15.	Is normally described by the ratio of the "rise" divided by the "run" between two points on a line.
16.	The equality of two ratio.
17.	The distance around the polygon.
18.	Are the two rays that form the angle.
21.	A segment of the circumference of a circle.
25.	Is the set of all points in the plane whose distance from the center is greater than the radius.
26.	A unit in measuring angles.
27.	A line segment whose endpoint lie on a circle.
28.	The length of an altitude of a polygon or solid.
31.	A method of constructing a valid argument.
32.	Prism with 6 square faces.
33.	It is like a flat surface that extends infinitely along its length and width.it has no thickness.
37.	The second coordinate in an ordered pair representing a point obtuse angle.
42.	The first coordinate of an ordered pair representing a point.
43.	In an angle,the common endpoints of two rays.
45.	The branch of mathematics that deals with the measurement properties and relationships of points,line,angles,surfaces,and solids.
46.	A line, A segment, or a ray that intersect a circle at exactly one point.
47.	A pair of rays that have a common endpoints ,provided that the rays do not lie on line.
48.	The set of all points in a plane that are at a fixed distance from fixed point in the plane.
49.	A closed plane figure form by connecting lines segments endpoint to endpoint with each segment intersecting exactly two others.

Down:

1.	A parallelogram whose sides are all congruent.
3.	In a right triangle, the side opposite the right angle.
5.	An arc whose endpoints are the diameter of a circle.
6.	A true statement that needs to be proven.
8.	In a segment, a line, segment ,ray or plane that intersects the segment at its midpoint.
10.	Represents an exact location in space. It has no size.
11.	A parallelogram with all angles congruent.
12.	Geometric figures which are three-dimensional.
13.	A statement that validity or truth of which are assumed without proof.
14.	The measure of the amount of space contained in a solid.
18.	A parallelogram whose sides and angles are all congruent.
19.	A flat polygonal surface of a polyhedron.
20.	A polyhedron with two congruent parallel faces known as bases.
22.	The distance around a circle.
23.	A polyhedron with all faces, except one, intersecting at a point called vertex.
24.	A quadrilateral with exactly one pair of opposite sides parallel.
25.	The segment where two faces of a polyhedron intersect.
29.	The number of a square units contained in the interior of a plane figure.
30.	A four-sided polygon.
34.	One of the four regions into which two perpendicular number lines separate the Cartesian plane.
35.	Is a line which intersects the circle at two distinct points.
36.	Two angles sharing a common side and vertex but no interior points in common.
38.	An expression that compares two quantities by division.
39.	Angles whose vertex is on the circle and whose side are chords of the circle.
40.	Is the set of all points in the plane whose distance from the center is less than the radius.
41.	A line segment joining two nonconsecutive vertices of a polygon.
44.	A set of infinitely many points in straight arrangement and extends indefinitely in opposite directions.

math puzzle

Across:

2.	The set of all points in space equidistant from a fixed point called the center.
4.	A line segment that joins the center of a circle to a point on the circle.
7.	The point that divides a segment into two congruent segments.
9.	Between two points on a number line, the absolute value of the difference of their coordinates.
15.	Is normally described by the ratio of the "rise" divided by the "run" between two points on a line.
16.	The equality of two ratio.
17.	The distance around the polygon.
18.	Are the two rays that form the angle.
21.	A segment of the circumference of a circle.
25.	Is the set of all points in the plane whose distance from the center is greater than the radius.
26.	A unit in measuring angles.
27.	A line segment whose endpoint lie on a circle.
28.	The length of an altitude of a polygon or solid.
31.	A method of constructing a valid argument.
32.	Prism with 6 square faces.
33.	It is like a flat surface that extends infinitely along its length and width.it has no thickness.
37.	The second coordinate in an ordered pair representing a point obtuse angle.
42.	The first coordinate of an ordered pair representing a point.
43.	In an angle,the common endpoints of two rays.
45.	The branch of mathematics that deals with the measurement properties and relationships of points,line,angles,surfaces,and solids.
46.	A line, A segment, or a ray that intersect a circle at exactly one point.
47.	A pair of rays that have a common endpoints ,provided that the rays do not lie on line.
48.	The set of all points in a plane that are at a fixed distance from fixed point in the plane.
49.	A closed plane figure form by connecting lines segments endpoint to endpoint with each segment intersecting exactly two others.

Down:

1.	A parallelogram whose sides are all congruent.
3.	In a right triangle, the side opposite the right angle.
5.	An arc whose endpoints are the diameter of a circle.
6.	A true statement that needs to be proven.
8.	In a segment, a line, segment ,ray or plane that intersects the segment at its midpoint.
10.	Represents an exact location in space. It has no size.
11.	A parallelogram with all angles congruent.
12.	Geometric figures which are three-dimensional.
13.	A statement that validity or truth of which are assumed without proof.
14.	The measure of the amount of space contained in a solid.
18.	A parallelogram whose sides and angles are all congruent.
19.	A flat polygonal surface of a polyhedron.
20.	A polyhedron with two congruent parallel faces known as bases.
22.	The distance around a circle.
23.	A polyhedron with all faces, except one, intersecting at a point called vertex.
24.	A quadrilateral with exactly one pair of opposite sides parallel.
25.	The segment where two faces of a polyhedron intersect.
29.	The number of a square units contained in the interior of a plane figure.
30.	A four-sided polygon.
34.	One of the four regions into which two perpendicular number lines separate the Cartesian plane.
35.	Is a line which intersects the circle at two distinct points.
36.	Two angles sharing a common side and vertex but no interior points in common.
38.	An expression that compares two quantities by division.
39.	Angles whose vertex is on the circle and whose side are chords of the circle.
40.	Is the set of all points in the plane whose distance from the center is less than the radius.
41.	A line segment joining two nonconsecutive vertices of a polygon.
44.	A set of infinitely many points in straight arrangement and extends indefinitely in opposite directions.

1										2		3				4				5

															6
7																		8 B
									9
		10		11	12	13	14
15					16	O								17

							U
									18					19
															20		21		22
															R						23
					24						25
			26																27			D
								28									29
				30	31
			32
					Z										33
							34															35
									36				37	38						39
		40							D			41
																42

	43	E				44						45

							46		N
				47												48
										49

1										2		3				4				5

															6
7																		8 B
									9
		10		11	12	13	14
15					16	O								17

							U
									18					19
															20		21		22
															R						23
					24						25
			26																27			D
								28									29
				30	31
			32
					Z										33
							34															35
									36				37	38						39
		40							D			41
																42

	43	E				44						45

							46		N
				47												48
										49

1										2		3				4				5

															6
7																		8 B
									9
		10		11	12	13	14
15					16	O								17

							U
									18					19
															20		21		22
															R						23
					24						25
			26																27			D
								28									29
				30	31
			32
					Z										33
							34															35
									36				37	38						39
		40							D			41
																42

	43	E				44						45

							46		N
				47												48
										49