56
Southwestern Industries, Inc.
TRAK
EMX Knee Mill, Bed Mill & ProtoTRAK
EMX CNC Retrofit Safety, Programming, Operating & Care Manual
11.2 Math Help Types
Type #
What you need
What you know
10
Intersection of two lines
•
2 points on each line
11
Intersection of two lines
•
2 points on one line
•
1 point on the other line
•
angle between the lines
12
Intersection of two lines
•
2 points on one line
•
1 point on the other line
•
a radius tangent to both lines
when
one of
the points on the two points known line is
also on the radius
13
Intersection of a line and an arc
•
2 points on the line
•
arc center
•
arc radius
14
Intersection of a line and an arc
•
2 points on the line
•
2 points on the arc
•
arc radius
15
Intersection of two arcs
•
center of each arc
•
radius of each arc
16
Intersection of a line tangent to two arcs
(line does not cross arc centers)
•
center of each arc
•
radius of each arc
17
Intersection of a line tangent to an arc
•
one point on the line
•
center of the arc
•
radius of the arc
18
Intersection of a line tangent to two arcs
(line crosses arc centers)
•
center of each arc
•
radius of each arc
19
Center and points of intersection of an arc
tangent to two arcs
•
2 of the arc centers
•
all 3 radii
20
Center of an arc
•
2 points on the arc
•
radius of the arc
21
Point on an arc
•
center of the arc
•
another point on the arc
•
angle between known and unknown points
22
Radius of an arc or circle
•
1 point on the arc
•
center of the arc
23
Center of an arc or circle
•
2 points on the arc
•
angle between the 2 points
24
Center and radius of an arc or circle
•
3 different points on the arc
25
Cartesian (X and Y) location
•
polar (R and angle) coordinates
26
Angle in decimal
•
angle degrees, minutes and seconds
27
Accurate X Y Center
•
given X Y Center
•
2 points on the arc
28
Sides and angles of a right triangle
•
at least one side and another side or an
angle
