This a math question that can be answered by any high schooler

4. find the geometric mean of 4 and 12. 24 8

Use the data on the dot plot to answer the question.how many people read for more than three hours last week? i'm on a unit test review

1. 2. ∠b and ∠y are right angles. 3.? 4.? which two statements are missing in steps 3 and 4? ∠x ≅ ∠c △abc ~ △zyx by the sas similarity theorem. ∠b ≅ ∠y △abc ~ △zyx by the sas similarity theorem. = 2 △abc ~ △zyx by the sss similarity theorem. = 2 △abc ~ △zyx by the sss similarity theorem.