What is the term that is defined as two intersecting lines that form four right angles in a plane?
Perpendicular lines
Triangle XYZ is shown. What transformation results in a triangle that is similar, but not congruent?
Any type of dilation
What type of angle pair are angle 1 and 2.
Alternate Interior Angles
Select all of the figures that appear to have at least one line of symmetry.
A,C,D,F
Triangle DEF is dilated by a scale factor of 2. What is the angle measure of E'?
∠E'=40°
What is the slope of a line that is parallel to the line 3x + 6y = 12?
m = -1/2
Megan dilates △JKL about point J by a scale factor of 3/5 to create △JNO. What is the length, in inches, of side NO?
NO = 6 inches
x = 61
y = 119
What are the order and angle of rotational symmetry?
Order: 2
Angle: 180 degrees
Two similar triangles, △ABC and △JKL are shown. What is the length of side JL?
Side JL = 7.5 units
What is the slope of a line that is perpendicular to the graph of
y=5/4x - 3/2
m=-4/5
A transformation is performed on triangle M to create triangle N, as shown. Which transformation was performed?
A reflection across the line y=x
What is the measure of x?
What is x = 71 degrees?
What is the midpoint of line segment AB if A(-3, 7) and B(9, -5)?
MP = (3, 1)
Triangle EFG is shown where EF=GF. What is the measure of ∠EFG?
∠EFG=40°
Line k has a slope of -5. Line j is perpendicular to line k and passes through the point (5,9).
What is the equation for line j in slope intercept form?
y=1/5x + 8
Triangle ABC has vertices A (1,1) B (2,3) and C(0,3). It is dilated by a scale factor of 1/2 about the origin to create triangle A'B'C'. What is the length, in units, of side B'C'?
B'C'=1
What angle pair is angle 1 and angle 7? What relationship do they have?
Consecutive Exterior Angles are supplementary
What is the length of line segment RS with R(0, 2) and S(6, -6)?
RS = 10 units
3 angles of a triangle are x, 2x and 3x. What is the value of x.
x = 30
What is the equation in slope intercept form of the line that is perpendicular to line m and passes through the point (3,2)?
y=2/5x + 4/5
A translation is applied to △PQR to create △P'Q'R.
Let the statement (x,y) ---> (a,b) describe the translation. Create equations for a in terms of x and for b in terms of y that could be used to describe the transformation.
a=x-4
b=y+3
x = 26
Point A is located at (-1, -5). The midpoint of line segment AB is point C (2, 3). What are the coordinates of Point B?
B (5, 11)
Triangle ABC is an equilateral triangle. If angle C is 2x + 4, what is the value of x?
x = 28