Each of the faces of a regular hexahedron is a

It is a polyhedron of which two faces are equal polygons in parallel planes and the other faces are parallelograms

The apothem of a polygon is ____ of its inscribed circle

Each angle of regular dodecagon is equal to

The area bounded by two concentric circles is called

One-fourth of a great circle is called

Points that lie on the same plane are called

The volume of a circular cylinder is equal to the product of its base and altitude

The study of properties of figures in three dimensions

A plane closed curve, all points of which are the same distance from a point within, called center.

What is the angle of π and less than 2π?

What is the value in degrees of 1 radian?

Prisms are named according to their ____

In plane geometry, two circular arcs that together make up a full circle are called

Polygons are classified according to the number of ____

When two planes intersects with each other, the amount of divergence between the two planes in expressed by measuring the

An angular unit equivalent to 1/4000 of the circumference of a circle is called

Express 45° in mils

The arc length equal to the radius of the circle is called

A five-pointed star is also known as

If two or more lines have a single point which lies on all of them, then they are

The action of bringing one geometric figure into coincidence with another is called

A line that intersect two or more lines at distinct points

An arc length equal to the radius of a circle

An angle which is 1/400th of the full revolution

Another term for gon

An angle whose vertex is a point on the circle and whose sides are chords in known as

An angle greater than the right angle but less than a straight angle

Any angle greater than a straight angle but less than two straight angles is known as ____ angle

The angle formed by the prolongation of one side and the adjacent side of the polygon.

Two angles which have the same vertex and the sides of one are form by extending the sides of the other

Another term for exterior angle

What is the sum of all deflection angles in given polygon?

The coterminal angle of 120° is

Two planes intersect each other. What is the term for the angle formed perpendicular to the intersection of two planes?

When a terminal side of an angle coincides with an axis, the angle is a

If the exterior angle of a polygon is obtuse, its corresponding interior angle is

The measure of 2.25 revolutions counterclockwise is

Solid angles are measured in

What is the largest measure (in steradians) of the solid angle?

Steradians measure in space in analog of ____ measured in the plane

A part of a circle called

It is a union of the chord of a circle and the intercepted arc

A _____ of a circle in the figure bounded by two radii and the intercepted arc

As the area of the circle increases, the ratio of its circumference to its diameter

A circle is said to be _____ to a polygon having the same perimeter with that of the circle

Which of the following is NOT a property of a circle?

All circles having the same center but of unequal radii are called

Two chords of a circle which joins a point on the circle to the end points of a diameter and forms a right angle

The center of the inscribed circle of a triangle is known as ____ of the triangle

Supplementary chords are two chords which join a point on the circle to the endpoirts of a diameter. The supplemental chords subtend a/an ____ angle.

A circle or radius R has a curvature of

A polygon is ____ when no side, when extended, will pass through the interior of the polygon

A polygon is said to be regular polygon if its is

Polygon inscribed in the same circle called

If n is the number of sides of a polygon, then the sum of all interior angles of a polygon is expressed as

If n is the number of sides of a polygon, then the number of diagonals of a polygon is expressed as

What do you call a polygon with 11 sides?

Pentagon is to 5 sides as ____ is to 11 sides

A polygon having 12 sides is called

A polygon of 100 sides is called

The highest point of a figure relative to a baseline or plane is called

Indicate the false statement

Which of the following statements is correct?

A quadrilateral with no sides parallel.

Which of the following BEST describes Ptolemy's theorem?

The five-pointed star described by the diagonals of a regular Pentagon

The geometric figure remaining after a parallelogram has been removed from one corner of a larger similar polygon.

An oblique-angled parallelogram with four sides equal is called

A non-convex quadrilateral with two pairs of adjacent equal sides is called

What is another term for a parallelogram?

A solid cut of a given solid by two non parallel planes is called

A polyhedron having bases two polygons in parallel planes and for lateral faces triangles or trapezoids with one side lying on the other base of the polyhedron

Portion of regular solid left after cutting off the upper part by a plane parallel to the base

Body of space bounded by surface every point of which is equidistant from a point within

A solid bounded by a zone and the planes of the zone's base

The intersection of the sphere and the plane through the center is called

The portion of a sphere enclosed between two great semi circles having common end points including the semi circle

A portion of the surface of a sphere including between two parallel planes

If R is the radius of the sphere and h s the distance between two parallel plane the area of the zone is

The solid bounded by two great circles and the surface of a sphere is known as

A cone or cylinder with its top cut off by plane oblique to the base

A term given to cylinder with elliptical cross section

A doughnut-like surface of revolution generated by rotating the circle through 360° in space about a line in its plane but now passing through the circle

A regular solid star in a shape that is radiating from center like rays of star

Formed by intersection of rays from one point reflected of refracted from a curvature surface

There regular polyhedron is a solid with all its faces identical regular polygons. The regular polyhedrons are knows as

There are how many regular polyhedra known to man

An icosahedron is a regular polyhedron of _____ faces

A regular polyhedron with 6 sides is called

The face of a regular tetrahedron is a

The face of a regular octahedron is a

The face of a regular dodecahedron is a

The face of a regular icosahedron is a

Which regular polyhedron does not have a face a triangle

How many edges are there in a dodecagon

A tetrahedron has ____ vertices

Given two solids and a plane. Supposed that every plane parallel to the given plane intersecting one of the two solids, also intersects the other and given cross-sections with the same area then the two solids have the same volume. This is known as the

Who formulated the cavalieri`s principle

A line segment that is divided into two segments a greater a and a smaller b such that the length of a + b is to a and a is to b. Such division is known as

The volume of a paraboid is equal to ____ the volume o circumscribing cylinder