Lesson 3: Practice Problems
Problem 1
Segment
Scale factor 5?
Scale factor 3.7?
Scale factor
? Scale factor
?
Problem 2
Here are points
is the image of using as the center of dilation and a scale factor of 2. is the image of using as the center of dilation and a scale factor of 2. is the image of using as the center of dilation and a scale factor of . is the image of using as the center of dilation and a scale factor of .
Problem 3
Make a perspective drawing. Include in your work the center of dilation, the shape you dilate, and the scale factor you use.
Problem 4 From Unit 2 Lesson 1
Triangle
Triangle
is a scaled copy of triangle with what scale factor? Triangle
is a scaled copy of triangle with what scale factor?
Problem 5 From Unit 1 Lesson 14
The diagram shows two intersecting lines.
Find the missing angle measures.
Problem 6 From Unit 1 Lesson 12
Show that the two triangles are congruent.
Find the side lengths of
and the angle measures of .