(someone me plz) how much would adam have to deposit in a savings account to earn $100 in interest over 4 years at a 5% simple annual interest rate? a. $400 b. $500 c. $1,500 d. $2,000

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.