Points, lines, planes
In Figure 1. The intersection of lines a and c.
In figure 2. Solve for x.
x=4
Find the midpoint: (-3,16) and (17,4)
(7,10)
In figure 3. Angle 1 is 2x, and angle 2 is 68 degrees. Solve for x.
x=34
In figure 1. Another name for b.
What is ST, or XT, or SX? (with line symbol over letters)
In figure 2. Find XY.
XY=39
find the distance (2,1) and (4,4)
sqroot(13)
the complement of an angle is 10 less than 3 times the angle. Find both angles
25 and 65 degrees
In figure 1. Name 3 non collinear points.
various answers.
Solve for x if B is between A and C. BC=13, BA=5x-3, AC=40
x=6
FInd the midpoint (-11,-6) and (14,4)
(1.5, -1)
In figure 3. Angle 1 is 3x-5 and angle 3 is 11x-25. Solve for x
x=15
In figure 1. Name a line segment, and a ray.
various answers
B is between A and C. Solve for x
BC=3x, AB=7x-14, AC=6x+18
x=8
Find the distance (-3,5) and (-6, -1)
3sqrt(5)
In figure 4. Angle ABD=x+6, angle ABE=130, and angle DBE=5x-38. Find m angle ABD
33 degrees
In figure 1. name the plane in two ways.
R and any 3 points.
Find AC, B is between A and C
AB=-6x+29, BC=3x+22, AC= x+47
AC=48
Find the missing endpoint.
endpoint: (-4,8) and midpoint: (9,1)
(22,-6)
In figure 4. Ray BD bisects angle ABE. Angle ABD=10x+140, angle DBE=3x+84. Find m angle ABE.
120 degrees.