-2+x≤3
Please help me. I don't do well on this.

In the diagram, the measure of angle 9 is 85° which angle must also measure 85°?

Determine the volume of a cylinder bucket if the diameter is 8.5 in. and the height is 11.5 in.

A) if $50000 is invested in a bank account that pays 9.3% of interest compounded on a six-monthly basis, how much money will be in the account after 3 and 12 years? b) if matusalen's father had put $2.0 in the bank when he was born and there, how long would matusalen have had to his death (969 years later) if the interest was 7% per year composed each month and weekly?