John walk 8 miles in three hours. jim walked 14 miles in five hours. are these rates in poor portion? if no, who walked faster?

What is the size of the matrix resulting from

How can (square root of 25) ^2 be rewritten?

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.