Cumulative Exam — Cumulative exam Answers

Consider the diagram.

On a coordinate plane, a line is drawn from point K to point J. Point K is at (9, 2) and point J is at (1, negative 10).

On a coordinate plane, a line goes through (negative 3, 2) and (0, 1). A point is at (3, 4).

A regular decagon has 10 sides.

Angle MON is a straight angle and bisects MOQ.

Line segment ST is dilated to create line segment S'T' using the dilation rule DQ,2.25.

Two parallel lines are crossed by a transversal.

Triangles D E F and D prime E prime F prime are connected at point E. Triangle D E F is rotated about point E to form triangle D prime E prime F prime.

Given: AB = BCProve: B is the midpoint of AC.

Given: and g is a transversalProve:

Triangle DEF was tranformed to create triangle D'E'F'. Complete the statement about the transformation.

How can ΔABC be mapped to ΔXYZ?

A horizontal line has points A , E, D. A line extends vertically from point E to point C and forms a right angle at C E D. A line extends up and to the left from point E to point B.

Points Q and R are midpoints of the sides of triangle ABC.

Which best explains whether or not all isosceles triangles are similar?

A point has the coordinates (m, 0) and m ≠ 0.Which reflection of the point will produce an image located at (0, –m)?

A triangle with exterior angles is shown. The bottom right angle of the triangle is (3 h + 18) degrees. The bottom right exterior angle is (15 h) degrees.

Which congruence theorem can be used to prove △BDA ≅ △DBC?

In the diagram, which angles form a linear pair? Select three options.