Transformations Congruence Similarity

• 2.0

• 4.5

• 7.5

• 8.0

Consider the triangles shown. Which can be used to prove the triangles are congruent?

• SSS

• ASA

• SAS

• AAS

In this diagram, DE is congruent to JI and angle D is congruent to angle J. Which additional information is sufficient to prove that ∆DEF is congruent to ∆JIH?

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In this figure, LN is perpendicular to KM. What additional information would a student need to prove ∆KLN~∆MLN?

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In this diagram, STU is an isosceles triangle where ST is congruent to UT. The paragraph proof shows that angle S is congruent to U. Which step is missing in the proof?

• CPCTC

• Reflexive Property

• Definition of right angles

• Angle Congruence Postulate

The following is a proof of the Pythagorean Theorem. Which reason justifies step 2?

• Triangle proportionality theorem.

• Corresponding sides of similar triangles are proportional.

• Corresponding sides of similar triangles are congruent.

• Triangle mid-segment theorem.

• Alternate interior angles are congurent

• Corresponding angles are congruent

• Vertical angles are congruent

• Alternate exterior angles are congruent

Triangle SQR is similar to triangle SPT. Which segment corresponds to segment QR?

• SP

• ST

• PR

• PT

Determine where X' would be if you translated X 3 units to the left and 9 units down.

• (-4, 4)

• (-10, 2)

• (-4, -5)

• (-1, 5)

Which answer shows a reflection across the x-axis?

• a

• b

• c

• d