Select all the correct answers. Which sequences of transformations applied to shape I prove that shape I is similar to shape II? reflection across the x-axis, followed by a reflection across the y-axis, and then a dilation by a scale factor of 0.5 a 90° counterclockwise rotation about the origin, and then a dilation by a scale factor of 0.5 a 180° counterclockwise rotation about the origin, and then a dilation by a scale factor of 0.5 a translation 2 units down and 5 units left, and then a dilation by a scale factor of 0.5

Select the number of ways in which a line and a circle can intersect

Which angle has the same measure as the dehedral angle formed by the orange face and the purple rectangle

Given: ab ≅ cd and ad ≅ bc prove: abcd is a parallelogram. statements reasons 1. ab ≅ cd; ad ≅ bc 1. given 2. ac ≅ ac 2. reflexive property 3. △adc ≅ △cba 3. ? 4. ∠dac ≅ ∠bca; ∠acd ≅ ∠cab 4. cpctc 5. ∠dac and ∠bca are alt. int. ∠s; ∠acd and ∠cab are alt. int. ∠s 5. definition of alternate interior angles 6. ab ∥ cd; ad ∥ bc 6. converse of the alternate interior angles theorem 7. abcd is a parallelogram 7. definition of parallelogram what is the missing reason in step 3? triangle angle sum theorem sas congruency theorem sss congruency theorem cpctc