Angle Relationships
Parallel Lines and Transversals
Angles of Triangles
Similar Triangles
Dilations
1
The relationship between angle 1 and angle 3
What is vertical angles?
1
The value of angle b.
What is 85 degrees?
1
The value of x.
What is x=71.
1
To prove two triangles are similar, we need to show that at least__________sets of angles are congruent.
What is 2?
1
True or false? Dilations always make a figure smaller.
False
2
The relationship between angle 2 and angle 6.
What is corresponding angles?
2
The value of the missing angle
What is 47 degrees?
2
The value of the exterior angle.
What is 130 degrees?
2
Similar or not similar
What is similar?
2
A dilation might change the size of a figure's side lengths but never the __________.
Angles
3
The angle relationship between angle 3 and angle 5.
What is Alternate Interior Angles?
3
The value of the missing angle
What is 80 degrees?
3
The value of x.
What is x=6?
3
The triangles are similar because
What is vertical angles claims the second set of congruent angles?
3
Dilations always produce ____________ figures.
similar
4
The angle relationship between angle 2 and angle 8.
What is Alternate Exterior Angles?
4
Solve for x.
What is x=5
4
The value of x
What is x=3?
4
Explain if the triangles are similar?
What is no since there is only one set of congruent angles?
Angle 1: 65 degrees
Angle 2: 48 degrees (vertical angles)
Angle 3: 42 degrees
4
What do we need when describing dilations?
Scale factor
5
The angle relationship between angle 6 and angle 7.
What is Supplementary Angles?
5
The value of x
What is x=13
5
The value of Angle B.
What is 37 degrees?
5
Explain how the triangles are similar
What is two sets of congruent angles? (Angle Angle)
Angle E is congruent to itself. We can use corresponding angles to find the second pair of congruent angles.
5
Describe the dilatin
ABC is dilated by a SF of 1/2