Pretest

Question 1

For the triangles to be congruent by SSS, what must be the value of x ?

Revolt · Accepted Answer

6

Question 2

The diagram shows the sequence of three rigid transformations used to map triangle ABC onto triangle cap A double prime cap b double prime cap c double prime What is the sequence of the transformations?

Revolt · Accepted Answer

rotation, then translation, then reflection

Question 3

What single rigid transformation maps triangle ABC onto triangle cap A prime cap b cap c prime ?

Revolt · Accepted Answer

reflection

Question 4

Triangle DEF is congruent to triangle cap d prime cap e cap f prime by the SSS theorem. Which single rigid transformation is required to map triangle DEF onto triangle cap d prime cap e cap f prime ?

Revolt · Accepted Answer

rotation

Question 5

Examine this figure. Which two pieces of information, if true, would help to prove that triangle LMP is congruent to triangle NMP by HL? Choose two correct answers.

Revolt · Accepted Answer

line segment ML is congruent to line segment MN; Line MK is the perpendicular bisector of line segment LN .

Question 6

For the triangles to be congruent by HL, what must be the value of x ?

Revolt · Accepted Answer

4

Question 7

Which explains whether triangle FGH is congruent to triangle FJH ?

Revolt · Accepted Answer

They are not congruent because only one pair of corresponding sides is congruent.

Question 8

Which value of x would make triangle SUV is congruent to triangle TUW by HL?

Revolt · Accepted Answer

5

Question 9

The diagram shows the sequence of three rigid transformations used to map triangle ABC onto triangle cap A double prime cap b double prime cap c double prime What is the sequence of the transformations?

Revolt · Accepted Answer

reflection, then rotation, then translation

Question 10

Which shows two triangles that are congruent by the SSS congruence theorem?

Revolt · Accepted Answer

Image with description Triangles A B C and A D C share a common side A C. The side lengths of A B and A D are congruent. The side lengths of B C and D C are congruent.

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