Rectangle ABCD is dilated by a scale factor of 2 with a center of dilation at the origin. What are the coordinates of the image of point B'?
А
D
10
8
78 6
IC 4
2
-10 8 6 4 -22
2
4
6 8 10
X
-4+
-64
-8
-10

Which of the following correctly justifies statement four of the two column proof? a. corresponding angles theorem b. transitive property of equality c. vertical angle theorem d. substitution property of equality

Need 50 will mark brainliest answer. find the lengths of all the sides and the measures of the angles.

Each person in an it department of 25 people works on at least one of 3 major projects: system security, program implementation, platform development. 10 people work on system security, 13 work on program implementation, and 12 work on platform development. 4 people work on system security and platform development, 5 people work on program implementation and platform development, and 2 people work on all three projects. how many people work on system security and program implementation?