Unit 1 Lessons 15 -18 Review

Instrukcije

Complete each problem to review lessons 15-18

1

Which states must be true about the following parallelogram?

1

Select all that apply.

1

Select all that apply.

1 line of symmwetry

Rotate 90^o counterclockwise about the center

Rotate 90^oclockwise about the center

2 lines of symmetry

4 lines of symmetry

Rotate 180^o clockwise about the center

Rotate 180^o counterclockwise about the center

1

The table shows pairs of figures that are related to each other in the same way. Which conjecture best describes how the second figure is related to the first?

Figure 2 is always a horizontal reflection of Figure 1.

Figure 2 is always a vertical reflection of Figure 1.

Figure 2 is always a 180^o rotation of Figure 1.

Figure 2 is always a 90^o clockwise rotation of Figure 1.

1

Lines AD and EC meet at point B.
Which of these must be true? Select all that apply.

Angle ABC is congruent to angle DBE.

Angle ABE is congruent to angle ABC.

The image of D after a 180 degree rotation using center B lies on ray BA.

A 180 degree clockwise rotation using center B takes D to A.

If a 180 degree rotation using center B takes C to E then it also takes E to C.

1

Select all the angles of rotation that produce symmetry for this flower.

1

Quadrilateral ABCD is congruent to quadrilateral A'B'C'D'. Which description describes the sequence of rigid motions that takes A to A', B to B', C to C', and D to D'.

Translate quadrilateral ABCD by the directed line segment BB'. Rotate the image using center C' until the image of A coincides with A'.

Translate quadrilateral ABCD by the directed line segment BB'. Reflect the image over the line CB.

Translate quadrilateral ABCD by the directed line segment BB'. Rotate the image using center B' until the image of A coincides with A'.

1

Triangle ABC is congruent to triangle A'B'C'. Which description describes the sequence of rigid motions that takes A to A', B to B', and C to C'.

Translate triangle ABC by the directed line segment CC'. Rotate the image using center A' until the image of B coincides with B'.

Translate triangle ABC by the directed line segment AA'. Rotate the image using center A' until the image of B coincides with B'.

Translate triangle ABC by the directed line segment AA'. Reflect the image over segment CA.

Unit 1 Lessons 15 -18 Review

Which states must be true about the following parallelogram?

Select all that apply.

Select all that apply.

The table shows pairs of figures that are related to each other in the same way. Which conjecture best describes how the second figure is related to the first?

Lines AD and EC meet at point B.Which of these must be true? Select all that apply.

Select all the angles of rotation that produce symmetry for this flower.

Quadrilateral ABCD is congruent to quadrilateral A'B'C'D'. Which description describes the sequence of rigid motions that takes A to A', B to B', C to C', and D to D'.

Triangle ABC is congruent to triangle A'B'C'. Which description describes the sequence of rigid motions that takes A to A', B to B', and C to C'.

Which states must be true about the following parallelogram?

Select all that apply.

Select all that apply.

The table shows pairs of figures that are related to each other in the same way. Which conjecture best describes how the second figure is related to the first?

Lines AD and EC meet at point B.Which of these must be true? Select all that apply.

Select all the angles of rotation that produce symmetry for this flower.

Quadrilateral ABCD is congruent to quadrilateral A'B'C'D'. Which description describes the sequence of rigid motions that takes A to A', B to B', C to C', and D to D'.

Triangle ABC is congruent to triangle A'B'C'. Which description describes the sequence of rigid motions that takes A to A', B to B', and C to C'.

Lines AD and EC meet at point B.
Which of these must be true? Select all that apply.

Lines AD and EC meet at point B.
Which of these must be true? Select all that apply.