Deck 5: Geometric Construction

Question 1

A circle that is at a 15-degree tilt will resemble an ellipse.

Answer 1

True

Question 2

The diameter of every circle will be less than the circumference.

Answer 2

True

Question 3

To accurately draw a circle, a minimum of four points on the circumference of the circle are needed.

Answer 3

False

Question 4

A right angle is an angle of 90 degrees.

Question 5

To locate a point on a drawing, it is acceptable to use a dot.

Question 6

The most accurate involute is drawn using a triangle as the center.

Question 7

The distance across a circle and through its center point is called the _____.

A)circumference
B)radius
C) diameter
D) tangent

Question 8

An involute resembles most closely a spiral.

Question 9

A chord is a line that passes through the circumference of a circle.

Question 10

An octahedron is made up of eight triangles.

Question 11

An acute angle is an angle that is less than 90 degrees and greater than 45 degrees.

Question 12

With relation to a circle, a circumscribed hexagon is larger than an inscribed hexagon.

Question 13

A square is not a type of a polygon.

Question 14

The radius of a tangent arc to two lines is the same as the distance of the parallel lines drawn to the lines.

Question 15

The rolling distance of a one revolution of a diameter is referred to as the span.

Question 16

A hexagon has _____ sides.

A)4
B)5
C) 6
D) 7

Question 17

Circles have the following number of degrees in them:

A)90
B)180
C) 360
D) 720

Question 18

If the faces of a polyhedron are equal polygons, the resulting solid figure is a _____ polyhedron?

A)acute
B)obtuse
C) regular
D) straight

Question 19

If a line is tangent to a circle, it will intersect the circle at how many point(s)?

A)1
B)2
C) 3
D) 4

Question 20

When constructing tangent arcs, draw the lines light to be sure they are accurate.

Question 21

A parabola is:

A)half of an ellipse
B)half of a circle
C) half of a triangle
D) half of a hyperbola

Question 22

Which of the following is not a part of a circle?

A)arc
B)center
C) sector
D) angle

Question 23

Which of the following is true regarding the sum of three internal angles of a triangle?

A)They will always add up to be exactly 180 degrees.
B)The angles, added together, will never be greater than 180 degrees, but are sometimes less than 180 degrees.
C) The angles will all be the same size.
D) both A and C

Question 24

The circumference of a circle can be calculated by:

A)multiplying pi by the diameter of the circle
B)dividing the area of the circle by pi
C) multiplying four times the pi times the radius
D) both A and C

Question 25

Which of the following is not true regarding an angle?

A)There are three major types of angles.
B)An angle must be less than 180 degrees.
C) An obtuse angle is one of the major types of angles.
D) An angle is formed by two intersecting lines.

Question 26

What is the minimum number of points required to determine the circumference of a circle?

A)2
B)3
C) 4
D) No minimum is required.

Question 27

Which of the following is not an object that can be drawn using a helix?

A)screw threads
B)spiral staircase
C) hook
D) worm gear

Question 28

The shape that results from passing a plane through a cone parallel to the base is a(n):

A)ellipse
B)circle
C) triangle
D) parabola

Question 29

On an ellipse, the foci are:

A)the center points for the major axis
B)the center points for the minor axis
C) the center point of the ellipse
D) one-half the distance of the minor and major axis

Question 30

An actual point in space is represented on a drawing by:

A)an "X" at its exact location
B)a dot at its exact location
C) a small triangle at its exact location
D) a crisscross at its exact location

Question 31

Which of the following is not true regarding concentric and eccentric circles?

A)Concentric circles have a common center point.
B)Eccentric circles have no common center point.
C) Concentric circles have no common center point.
D) Two or more circles with a common center point are called concentric.

Question 32

This drafting tool is used to draw irregular curves.

A)compass
B)trammel
C) French curve
D) protractor

Question 33

A line that divides another line in half, and is 90 degrees to that line is called a(n):

A)perpendicular bisector
B)parallel bisector
C) isometric bisector
D) oblique bisector

Question 34

Which of the following is not a kind of triangle?

A)equilateral
B)obtuse
C) quadrilateral
D) scalene

Question 35

The sum of the angles inside of any triangle will always equal _____ degrees.

A)45
B)90
C) 180
D) 360

Question 36

The shape that results from passing a plane through a cone perpendicular to the base through the apex of the cone is a(n):

A)ellipse
B)circle
C) triangle
D) parabola

Question 37

Which of the following is true regarding a line?

A)It is the shortest distance between two points.
B)It can be drawn in any direction.
C) It can be straight, an arc, or a free curve.
D) All of the above

Question 38

A scalene triangle has how many equal sides?

A)0
B)1
C) 2
D) 3

Question 39

An ellipse is formed from a cone by passing a plane through the cone:

A)parallel to the base
B)perpendicular to the base
C) at an angle to the cone
D) along the edge of the cone