Which part of the expression 1+z/3+2w is a product of two factors?Describe it’s parts.

18 16 11 45 33 11 33 14 18 11 what is the mode for this data set

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.

Ithink i know it but i want to be sure so can you me out ?