Marco invested $3000 into a fund that is expected to grow by 4.23% per year. how long will it take the fund to be worth $6000?
a. about 4.2 years
b. about 9.5 years
c. about 10.5 years
d. about 17 years

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.