What is the 7th term of the geometric sequence where a1 = 1,024 and a4 = −16?

Mr. and mrs. wallace have decided to buy a car for $21,600. they finance $15,000 of it with a 5-year auto loan at 2.9% arp. what will be their monthly payment be? a. $268.20 b. $268.86 c. $269.54 d. $387.16 (monthly car loan payment per $1,000 borrowed) i need !

Can someone show me step by step how to do this?

Which angle has the same measure as the dehedral angle formed by the orange face and the purple rectangle