What is a line segment?
A set of points that has endpoints on either side.
1/2
Not similar
What is the Pythagorean Theorem?
a2+b2=c2
60
What is a right triangle?
A triangle with a 90 degree angle.
2
Not similar.
What does c represent in the Pythagorean Theorem?
The hypotenuse
10
What is a reflection?
Flipping a figure over an axis.
3/2
Similar
13 in
k = 6
What is a dilation?
Shrinking or enlarging a figure.
4
Similar
7
36
What are similar figures?
Figures are similar if there is a combination of transformations that takes one to the other.
The perimeter of triangle ABC is 24. This triangle is then dilated, and the perimeter of the new triangle is 30. What is the scale factor?
5/4 or 1.25
Similar
CD = 6, DB = 12. What is the length of DB?
3
x = 3.6 mm